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, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-1571-1
NVD severitylow (attack range: local)
Debian Bugs438142, 438180

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)wheezy1.0.1e-2+deb7u20fixed
wheezy (security)1.0.1t-1+deb7u1fixed
jessie (security), jessie1.0.1t-1+deb8u5fixed
stretch, sid1.1.0c-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsource(unstable)0.9.8e-6low438142
opensslsourceetch0.9.8c-4etch3lowDSA-1571-1
openssl097source(unstable)(unfixed)low438180

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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