CVE-2015-3008

NameCVE-2015-3008
DescriptionAsterisk Open Source 1.8 before 1.8.32.3, 11.x before 11.17.1, 12.x before 12.8.2, and 13.x before 13.3.2 and Certified Asterisk 1.8.28 before 1.8.28-cert5, 11.6 before 11.6-cert11, and 13.1 before 13.1-cert2, when registering a SIP TLS device, does not properly handle a null byte in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-455-1, DSA-3700-1
NVD severitymedium (attack range: remote)
Debian Bugs782411

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
asterisk (PTS)wheezy1:1.8.13.1~dfsg1-3+deb7u3vulnerable
wheezy (security)1:1.8.13.1~dfsg1-3+deb7u7fixed
jessie (security), jessie1:11.13.1~dfsg-2+deb8u4fixed
stretch (security), stretch1:13.14.1~dfsg-2+deb9u2fixed
buster1:13.18.1~dfsg-1fixed
sid1:13.18.3~dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
asterisksource(unstable)1:13.7.2~dfsg-1medium782411
asterisksourcejessie1:11.13.1~dfsg-2+deb8u1mediumDSA-3700-1
asterisksourcesqueeze(unfixed)end-of-life
asterisksourcewheezy1:1.8.13.1~dfsg1-3+deb7u4mediumDLA-455-1

Notes

[squeeze] - asterisk <end-of-life> (Not supported in Squeeze LTS)
http://downloads.asterisk.org/pub/security/AST-2015-003.html
https://issues.asterisk.org/jira/browse/ASTERISK-24847
Patch: https://issues.asterisk.org/jira/secure/attachment/52082/asterisk-null-in-cn.patch

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