CVE-2009-2957

mediumPriorität · verfolgen · 43EPSS 0.158 · 97. PerzentilExploit · funktionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · funktional

Likely / severe?

15.8% (97th) EPSS

CVSS 6.8 · medium

Is it mine?

98 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

enisa_euvd · fstec_bdu · nvd · redhat_csaf

EPSS · bewertet 2026-10-26

Heap-based buffer overflow in the tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, might allow remote attackers to execute arbitrary code via a long filename in a TFTP packet, as demonstrated by a read (aka RRQ) request.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238
Behobendnsmasq-debuginfo-0:2.45-1.1.el5_3.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-2009:1238

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

6.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 8.6 · Auswirkung 6.4

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · FSTEC (BDU) RU

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · Red Hat Product Security US

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-119USprimärCWE-119US

Exploits (1)

Öffentlicher Proof-of-Concept- und Exploit-Code.

EDB-9617Dnsmasq < 2.50 - Heap Overflow / Null Pointer Dereferencefunktional · exploit_db

betroffene Produkte (98)

Betroffene Produkte und Versionsbereiche.

n/a n/a≤ n/aenisa_euvdEU
Red Hat Inc. Red Hat Enterprise Linux≤ Desktop 5fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ Server 5.3.zfstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ Server 5.2.zfstec_bduRU
Simon Kelley Dnsmasq2.0 → 2.50fstec_bduRU
The CentOS Project CentOS≤ 5fstec_bduRU
thekelleys dnsmasq≤ 2.49nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.4nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.5nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.6nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.7nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.95nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.96nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.98nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.992nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 0.996nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 1.0nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 1.10nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 1.11nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*
thekelleys dnsmasq= 1.12nvdUScpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*

20 von 98 angezeigt

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

RHSA-2009:1238Red Hat Security Advisory: dnsmasq security update2009-09-01csaf · redhat_csafUS
An updated dnsmasq package that fixes two security issues is now available for Red Hat Enterprise Linux 5. This update has been rated as having important security impact by the Red Hat Security Response Team.

auch bekannt als (8)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

enisa_euvd fstec_bdu nvd redhat_csaf NVD CVE.org MITRE

veröffentlicht 2009-09-02geändert 2026-06-16

verwandt (21,028)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2026-88779US	high7.5OT kritisch	11.4% (96th)	KEV	2026-10-04
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before…
CVE-2026-88772US	high8.1OT kritisch	78.2% (100th)	KEV	2026-09-27
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FI…
CVE-2026-8452US	critical9.8OT kritisch	1.01% (63rd)	KEV	2026-06-30
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (…
CVE-2026-53266US	—OT kritisch	0.93% (61st)	KEV	2026-06-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source addre…
CVE-2026-3910US	high8.8OT kritisch	2.69% (86th)	KEV	2026-03-13
Inappropriate implementation in V8 in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium s…

+21023 weitere

Referenzen (18)

Externe Belege — Patches, Meldungen, Analysen.

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