CVE-2018-0497

NameCVE-2018-0497
DescriptionARM mbed TLS before 2.12.0, before 2.7.5, and before 2.1.14 allows remote attackers to achieve partial plaintext recovery (for a CBC based ciphersuite) via a timing-based side-channel attack. This vulnerability exists because of an incorrect fix (with a wrong SHA-384 calculation) for CVE-2013-0169.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1518-1, DSA-4296-1
Debian Bugs904821

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mbedtls (PTS)stretch (security), stretch (lts), stretch2.4.2-1+deb9u4fixed
buster (security), buster, buster (lts)2.16.9-0~deb10u1fixed
bullseye2.16.9-0.1fixed
bookworm2.28.3-1fixed
sid, trixie3.6.2-3fixed
polarssl (PTS)jessie, jessie (lts)1.3.9-2.1+deb8u4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mbedtlssourcestretch2.4.2-1+deb9u3DSA-4296-1
mbedtlssource(unstable)2.12.0-1904821
polarsslsourcejessie1.3.9-2.1+deb8u4DLA-1518-1
polarsslsource(unstable)(unfixed)

Notes

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-02

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