CVE-2014-4174

critical
Published 2014-06-18 · Modified 2026-05-06
CVSS v3
CVSS v2
9.3
VIR risk
9.3

Description

wiretap/libpcap.c in the libpcap file parser in Wireshark 1.10.x before 1.10.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted packet-trace file that includes a large 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-2014-4174

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.wireshark.org/security/wnpa-sec-2014-05.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://anonsvn.wireshark.org/viewvc/trunk-1.10/wiretap/libpcap.c?r1=53123&r2=53122&pathrev=53123

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed1.10.4-1
debian debianbullseyefixed1.10.4-1
debian debianforkyfixed1.10.4-1
debian debiansidfixed1.10.4-1
debian debiantrixiefixed1.10.4-1

Application impact

VendorProductVersionsFixed
wiresharkwireshark1.10.0
wiresharkwireshark1.10.1
wiresharkwireshark1.10.2
wiresharkwireshark1.10.3

References

CWEs

CWE-119

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