CVE-2012-5237

The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8...

3.3 LowFix available

CVE-2012-5237 is a low vulnerability (CVSS 3.3) in Wireshark, published October 4, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. Fixed in wireshark 1.8.2-2.

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.

Exploit likelihood

0.89%Down 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 3.3

Record: CVE-2012-5237
CVSS 2.0: 3.3 LowAV:A/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2012-5237
Updated: 2026-11-02

EUVDEUVD-2012-5160 No score

Record: EUVD-2012-5160
Updated: 2026-11-03

GitHub AdvisoriesGHSA-24wf-756g-vfmr No score

The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8...

Record: GHSA-24wf-756g-vfmr
Updated: 2026-11-02

OSV No score

Record: CVE-2012-5237
Updated: 2026-11-02

OSVDEBIAN-CVE-2012-5237 No score

Record: DEBIAN-CVE-2012-5237
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10199-1 No score

wireshark-2.2.2-1.1 on GA media

These are all security issues fixed in the wireshark-2.2.2-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10199-1
Updated: 2026-11-02

OSVUBUNTU-CVE-2012-5237 No score

Record: UBUNTU-CVE-2012-5237
Updated: 2026-11-02

Affected products

wireshark

Affected packages

Affected packages
Package	Affected	Fixed
`wireshark` Debian:12	before 1.8.2-2	1.8.2-2
`wireshark` Debian:13	before 1.8.2-2	1.8.2-2
`wireshark` Debian:14	before 1.8.2-2	1.8.2-2
`wireshark` openSUSE:Tumbleweed	before 2.2.2-1.1	2.2.2-1.1