CVE-2007-3108

NameCVE-2007-3108
DescriptionThe BN_from_montgomery function in crypto/bn/bn_mont.c in OpenSSL 0.9.8e and earlier does not properly perform Montgomery multiplication, which might allow local users to conduct a side-channel attack and retrieve RSA private keys.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-1571-1
NVD severitylow
Debian Bugs438142, 438180

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)stretch1.1.0l-1~deb9u1fixed
stretch (security)1.1.0l-1~deb9u3fixed
buster1.1.1d-0+deb10u6fixed
buster (security)1.1.1d-0+deb10u7fixed
bullseye1.1.1k-1fixed
bullseye (security)1.1.1k-1+deb11u1fixed
bookworm, sid1.1.1l-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsourceetch0.9.8c-4etch3DSA-1571-1
opensslsource(unstable)0.9.8e-6low438142
openssl097source(unstable)(unfixed)438180

Notes

[sarge] - openssl <no-dsa> (Not exploitable in a real-world scenario)
[etch] - openssl097 <no-dsa> (Not exploitable in a real-world scenario)

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