CVE-2013-3556

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-05-25 · updated 2026-06-16
Weakness: CWE-20

Description

The fragment_add_seq_common function in epan/reassemble.c in the ASN.1 BER dissector in Wireshark before r48943 has an incorrect pointer dereference during a comparison, which allows remote attackers to cause a denial of service (application crash) via a malformed packet.

Affected products

Debian Linux: 7.0
Opensuse: 11.4, 12.2, 12.3
Wireshark Foundation Wireshark: 1.6.0, 1.6.1, 1.6.2, 1.6.3, 1.6.4, 1.6.5 (+16)

References

http://anonsvn.wireshark.org/viewvc/trunk/epan/reassemble.c?r1=48943&r2=48942&pathrev=48943
http://anonsvn.wireshark.org/viewvc?view=revision&revision=48943
http://lists.opensuse.org/opensuse-updates/2013-06/msg00048.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00083.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00194.html
http://lists.opensuse.org/opensuse-updates/2013-06/msg00196.html
http://secunia.com/advisories/53425
http://secunia.com/advisories/54425
http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
http://www.wireshark.org/security/wnpa-sec-2013-25.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8599
https://www.wireshark.org/docs/relnotes/wireshark-1.6.15.html

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