CVE-2018-0735

mediumpriority · track · 26OT risk · elevatedEPSS 0.047 · 92 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

4.72% (92nd) EPSS

CVSS 4.3 · medium

Is it mine?

134 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i). Fixed in OpenSSL 1.1.1a (Affected 1.1.1).

cvss

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

5.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.3mediumAV:N/AC:M/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 3.6

v3.15.9mediumAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.15.4mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-327USprimaryCWE-320US

affected products (134)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
NetApp OnCommand Unified Managerall versionscert_bundDEcpe:/a:netapp:oncommand_unified_manager:-
Open Source OpenSSL <1.1.0jall versionscert_bundDE
Open Source OpenSSL <1.1.1aall versionscert_bundDE
Oracle Linuxall versionscert_bundDEcpe:/o:oracle:linux:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
Ubuntu Linuxall versionscert_bundDEcpe:/o:canonical:ubuntu_linux:-
Open Source OpenSSL< 1.1.0jcert_bundDE
Open Source OpenSSL< 1.1.1acert_bundDE
OpenSSL OpenSSL≤ Fixed in OpenSSL 1.1.0j (Affected 1.1.0-1.1.0i)enisa_euvdEU
OpenSSL OpenSSL≤ Fixed in OpenSSL 1.1.1a (Affected 1.1.1)enisa_euvdEU
Canonical Ltd. Ubuntu≤ 16.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 14.04 LTSfstec_bduRU
Canonical Ltd. Ubuntu≤ 18.10fstec_bduRU
Canonical Ltd. Ubuntu≤ 18.04 LTSfstec_bduRU
Node.js Foundation Node.js≤ 11fstec_bduRU
Node.js Foundation Node.js≤ 10fstec_bduRU
Novell Inc. OpenSUSE Leap≤ 15.0fstec_bduRU
OpenSSL Software Foundation OpenSSL1.1.0 → 1.1.0ifstec_bduRU

showing 20 of 134

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-3084OpenSSL: Schwachstelle ermöglicht die Offenlegung des privaten SchlüsselsDeutsch2018-10-28csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in OpenSSL ausnutzen, um den privaten Schlüssesl offenzulegen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2018-10-29modified 2026-06-17

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Related entries.

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+913 more

references (61)

External citations — patches, advisories, analysis.

scry

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