CVE-2008-5161

lowpriority · track · 26EPSS 0.186 · 97 %ileexploit · functionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · functional

Likely / severe?

18.6% (97th) EPSS

CVSS 2.6 · low

Is it mine?

199 products

Check your exposure

Who says so?

4 sources

enisa_euvd · fstec_bdu · nvd · redhat_csaf

EPSS · scored 2026-10-27

Error handling in the SSH protocol in (1) SSH Tectia Client and Server and Connector 4.0 through 4.4.11, 5.0 through 5.2.4, and 5.3 through 5.3.8; Client and Server and ConnectSecure 6.0 through 6.0.4; Server for Linux on IBM System z 6.0.4; Server for IBM z/OS 5.5.1 and earlier, 6.0.0, and 6.0.1; and Client 4.0-J through 4.3.3-J and 4.0-K through 4.3.10-K; and (2) OpenSSH 4.7p1 and possibly other versions, when using a block cipher algorithm in Cipher Block Chaining (CBC) mode, makes it easier for remote attackers to recover certain plaintext data from an arbitrary block of ciphertext in an SSH session via unknown vectors.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixedopenssh-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.src as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.src as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-askpass-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-clients-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-debuginfo-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.i386 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.ia64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.ppc as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.s390x as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux (v. 5 server)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287
Fixedopenssh-server-0:4.3p2-36.el5.x86_64 as a component of Red Hat Enterprise Linux Desktop (v. 5 client)redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2009:1287

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 2.6–7.5

v2.02.6lowAV:N/AC:H/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 4.9 · impact 2.9

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Psecondary · FSTEC (BDU) RU

v2.02.6lowAV:N/AC:H/Au:N/C:P/I:N/A:Nsecondary · Red Hat Product Security US

v3.13.7lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.7lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondaryexploitability 2.2 · impact 1.4

v3.13.6lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:Fsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-200USprimaryCWE-200USCWE-329US

exploits (2)

Public proof-of-concept and weaponised exploit code.

affected products (199)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Gentoo Foundation Inc. Gentoo Linux≤ 20140826fstec_bduRU
openbsd openssh= 4.7p1nvdUScpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*
ssh tectia client= 4.0nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.0.1nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.0.3nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.0.4nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.0.5nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.2nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.2.1nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.1nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.1jnvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.2nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.2jnvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.3nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.4nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.5nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.6nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
ssh tectia client= 4.3.7nvdUScpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*

showing 20 of 199

advisories (1)

Vendor and ecosystem advisories describing this.

RHSA-2009:1287Red Hat Security Advisory: openssh security, bug fix, and enhancement update2009-09-02csaf · redhat_csafUS
Updated openssh packages that fix a security issue, a bug, and add enhancements are now available for Red Hat Enterprise Linux 5. This update has been rated as having low security impact by the Red Hat Security Response Team.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd fstec_bdu nvd redhat_csaf NVD CVE.org MITRE

published 2008-11-19modified 2026-06-16

related (19,397)

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references (80)

External citations — patches, advisories, analysis.

scry

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