CVE-2014-2285

NameCVE-2014-2285
DescriptionThe perl_trapd_handler function in perl/TrapReceiver/TrapReceiver.xs in Net-SNMP 5.7.3.pre3 and earlier, when using certain Perl versions, allows remote attackers to cause a denial of service (snmptrapd crash) via an empty community string in an SNMP trap, which triggers a NULL pointer dereference within the newSVpv function in Perl.
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)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
net-snmp (PTS)jessie5.7.2.1+dfsg-1+deb8u1fixed
jessie (security)5.7.2.1+dfsg-1+deb8u2fixed
stretch (security), stretch5.7.3+dfsg-1.7+deb9u1fixed
buster, sid5.7.3+dfsg-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
net-snmpsource(unstable)5.7.2.1~dfsg-3unimportant
net-snmpsourcewheezy5.4.3~dfsg-2.8+deb7u1medium

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=1072044
https://bugzilla.redhat.com/show_bug.cgi?id=1072778
Upstream fix: http://sourceforge.net/p/net-snmp/code/ci/76e8d6d100320629d8a23be4b0128619600c919d/
unimportant since it only segfaults with older Perl version
http://www.nntp.perl.org/group/perl.perl5.porters/2006/09/msg116250.html
http://perl5.git.perl.org/perl.git/commitdiff/ddfa59c

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