CVE-2012-5237

Severity: low (CVSS 3.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% 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-399

Description

The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (infinite loop) 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-hsrp.c?r1=44454&r2=44453&pathrev=44454
http://anonsvn.wireshark.org/viewvc?view=revision&revision=44454
http://osvdb.org/85884
http://www.securityfocus.com/bid/55754
http://www.securitytracker.com/id?1027604
http://www.wireshark.org/security/wnpa-sec-2012-26.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7581
https://exchange.xforce.ibmcloud.com/vulnerabilities/79009
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14992
http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-hsrp.c?r1=44454&r2=44453&pathrev=44454
http://anonsvn.wireshark.org/viewvc?view=revision&revision=44454
http://osvdb.org/85884

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