CVE-2013-2221

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-10-04 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in the ZRtp::storeMsgTemp function in GNU ZRTPCPP before 3.2.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a large packet.

Affected products

Wernerd Zrtpcpp: through 3.2.1; 2.1.2, 2.2.0, 2.3.0, 3.0.0-alpha, 3.1.0, 3.2.0

References

http://blog.azimuthsecurity.com/2013/06/attacking-crypto-phones-weaknesses-in.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00052.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00053.html
http://seclists.org/oss-sec/2013/q2/638
http://secunia.com/advisories/53818
http://secunia.com/advisories/54998
http://security.gentoo.org/glsa/glsa-201309-13.xml
https://github.com/wernerd/ZRTPCPP/commit/4654f330317c9948bb61d138eb24d49690ca4637
http://blog.azimuthsecurity.com/2013/06/attacking-crypto-phones-weaknesses-in.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00052.html
http://lists.opensuse.org/opensuse-updates/2013-10/msg00053.html
http://seclists.org/oss-sec/2013/q2/638

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