CVE-2016-0701

NameCVE-2016-0701
DescriptionThe DH_check_pub_key function in crypto/dh/dh_check.c in OpenSSL 1.0.2 before 1.0.2f does not ensure that prime numbers are appropriate for Diffie-Hellman (DH) key exchange, which makes it easier for remote attackers to discover a private DH exponent by making multiple handshakes with a peer that chose an inappropriate number, as demonstrated by a number in an X9.42 file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openssl (PTS)bullseye1.1.1w-0+deb11u1fixed
bullseye (security)1.1.1w-0+deb11u2fixed
bookworm3.0.15-1~deb12u1fixed
bookworm (security)3.0.14-1~deb12u2fixed
sid, trixie3.3.2-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opensslsourcesqueeze(not affected)
opensslsourcewheezy(not affected)
opensslsourcejessie(not affected)
opensslsource(unstable)1.0.2f-2

Notes

[jessie] - openssl <not-affected> (Only affects 1.0.2)
[wheezy] - openssl <not-affected> (Only affects 1.0.2)
[squeeze] - openssl <not-affected> (Only affects 1.0.2)

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