Input validation error in Wireshark - CVE-2012-4293
Published: August 16, 2012 / Updated: August 4, 2020
Vulnerability identifier: #VU33937
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2012-4293
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Wireshark.org
Affected software:
Wireshark
Wireshark
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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.
How to mitigate CVE-2012-4293
Install update from vendor's website.
Sources
- http://anonsvn.wireshark.org/viewvc/trunk/plugins/ethercat/packet-ecatmb.c?r1=43149&r2=43148&pathrev=43149
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=43149
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00033.html
- http://secunia.com/advisories/50276
- http://secunia.com/advisories/51363
- http://secunia.com/advisories/54425
- http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
- http://www.securityfocus.com/bid/55035
- http://www.wireshark.org/security/wnpa-sec-2012-22.html
- https://blogs.oracle.com/sunsecurity/entry/multiple_vulnerabilities_in_wireshark3
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7562
- https://hermes.opensuse.org/messages/15514562
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15527