CVE-2012-5240

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-10-04 · updated 2026-06-16
Weakness: CWE-119

Description

Buffer overflow in the dissect_tlv function in epan/dissectors/packet-ldp.c in the LDP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a malformed packet.

Affected products

Wireshark Foundation Wireshark: 1.8.0, 1.8.1, 1.8.2

References

http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ldp.c?r1=44801&r2=44800&pathrev=44801
http://anonsvn.wireshark.org/viewvc?view=revision&revision=44801
http://www.securityfocus.com/bid/55754
http://www.securitytracker.com/id?1027604
http://www.wireshark.org/security/wnpa-sec-2012-29.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7046
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7567
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15691
http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ldp.c?r1=44801&r2=44800&pathrev=44801
http://anonsvn.wireshark.org/viewvc?view=revision&revision=44801
http://www.securityfocus.com/bid/55754
http://www.securitytracker.com/id?1027604

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