CVE-2012-4049

low
Published 2012-07-24 · Modified 2026-04-29
CVSS v3
CVSS v2
2.9
VIR risk
2.9

Description

epan/dissectors/packet-nfs.c in the NFS dissector in Wireshark 1.4.x before 1.4.14, 1.6.x before 1.6.9, and 1.8.x before 1.8.1 allows remote attackers to cause a denial of service (loop and CPU consumption) via a crafted 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-2012-4049

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.wireshark.org/security/wnpa-sec-2012-12.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-nfs.c?r1=43576&r2=43575&pathrev=43576

OS impact

OSVersionStatusFixed in
suse suse11.4affected
suse suse12.1affected
debian debianbookwormfixed1.8.2-1
debian debianbullseyefixed1.8.2-1
debian debianforkyfixed1.8.2-1
debian debiansidfixed1.8.2-1
debian debiantrixiefixed1.8.2-1

Application impact

VendorProductVersionsFixed
wiresharkwireshark1.4.0
wiresharkwireshark1.4.1
wiresharkwireshark1.4.2
wiresharkwireshark1.4.3
wiresharkwireshark1.4.4
wiresharkwireshark1.4.5
wiresharkwireshark1.4.6
wiresharkwireshark1.4.7
wiresharkwireshark1.4.8
wiresharkwireshark1.4.9
wiresharkwireshark1.4.10
wiresharkwireshark1.4.11
wiresharkwireshark1.4.12
wiresharkwireshark1.4.13
wiresharkwireshark1.8.0
wiresharkwireshark1.6.0
wiresharkwireshark1.6.1
wiresharkwireshark1.6.2
wiresharkwireshark1.6.3
wiresharkwireshark1.6.4
wiresharkwireshark1.6.5
wiresharkwireshark1.6.6
wiresharkwireshark1.6.7
wiresharkwireshark1.6.8

References

CWEs

CWE-94

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