CVE-2012-0884

NameCVE-2012-0884
DescriptionThe implementation of Cryptographic Message Syntax (CMS) and PKCS #7 in OpenSSL before 0.9.8u and 1.x before 1.0.0h does not properly restrict certain oracle behavior, which makes it easier for context-dependent attackers to decrypt data via a Million Message Attack (MMA) adaptive chosen ciphertext attack.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-2454-1
NVD severitymedium (attack range: remote)
Debian/oldoldstablenot vulnerable.
Debian/oldstablenot vulnerable.
Debian/stablenot vulnerable.
Debian/testingnot vulnerable.
Debian/unstablenot vulnerable.

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)squeeze, squeeze (security)0.9.8o-4squeeze14fixed
squeeze (lts)0.9.8o-4squeeze21fixed
wheezy1.0.1e-2+deb7u13fixed
wheezy (security)1.0.1e-2+deb7u17fixed
jessie1.0.1k-3fixed
jessie (security)1.0.1k-3+deb8u1fixed
stretch, sid1.0.2d-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsource(unstable)1.0.0h-1low
opensslsourcesqueeze0.9.8o-4squeeze11mediumDSA-2454-1

Notes

"If a Linux distribution picks up the fix for CVE-2012-0884 then they will want to pick up change 22161 at the same time" -- http://www.openwall.com/lists/oss-security/2012/03/23/12

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