CVE-2012-5237

low
Published 2012-10-04 · Modified 2026-04-29
CVSS v3
CVSS v2
3.3
VIR risk
3.3

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-5237

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.wireshark.org/security/wnpa-sec-2012-26.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://anonsvn.wireshark.org/viewvc?view=revision&revision=44454

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1.8.2-2
debian debianbullseyefixed1.8.2-2
debian debianforkyfixed1.8.2-2
debian debiansidfixed1.8.2-2
debian debiantrixiefixed1.8.2-2

Application impact

VendorProductVersionsFixed
wiresharkwireshark1.8.0
wiresharkwireshark1.8.1
wiresharkwireshark1.8.2

References

CWEs

CWE-399

Verify integrity in audit chain (admin only). AS-IS.