CVE-2012-4293

low
Published 2012-08-16 · Modified 2026-04-29
CVSS v3
CVSS v2
3.3
VIR risk
3.3

Description

plugins/ethercat/packet-ecatmb.c in the EtherCAT Mailbox dissector in Wireshark 1.4.x before 1.4.15, 1.6.x before 1.6.10, and 1.8.x before 1.8.2 does not properly handle certain integer fields, which allows remote attackers to cause a denial of service (application exit) 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-2012-4293

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7562

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://www.wireshark.org/security/wnpa-sec-2012-22.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://anonsvn.wireshark.org/viewvc?view=revision&revision=43149

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://anonsvn.wireshark.org/viewvc/trunk/plugins/ethercat/packet-ecatmb.c?r1=43149&r2=43148&pathrev=43149

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
wiresharkwireshark1.6.0
wiresharkwireshark1.6.1
wiresharkwireshark1.6.2
wiresharkwireshark1.6.3
wiresharkwireshark1.6.4
wiresharkwireshark1.6.5
wiresharkwireshark1.6.6
wiresharkwireshark1.6.7
wiresharkwireshark1.6.8
wiresharkwireshark1.6.9
wiresharkwireshark1.8.0
wiresharkwireshark1.8.1
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
wiresharkwireshark1.4.14

References

CWEs

CWE-189

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