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CVE-2012-5238

3.3 · LOW

epan/dissectors/packet-ppp.c in the PPP dissector in Wireshark 1.8.x before 1.8.3 uses incorrect OUI data structures during the decoding of (1) PPP and (2) LCP data, which allows remote attackers t…

Published Oct 4, 2012wiresharkEPSS 0.91%

Overview

CVE-2012-5238 is a low-severity vulnerability affecting wireshark wireshark. It was published on October 4, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

epan/dissectors/packet-ppp.c in the PPP dissector in Wireshark 1.8.x before 1.8.3 uses incorrect OUI data structures during the decoding of (1) PPP and (2) LCP data, which allows remote attackers to cause a denial of service (assertion failure and application exit) via a malformed packet.

Remediation

Check the references section for vendor advisories and patches from wireshark. Update wireshark to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refanonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=42989&r2=42988&pathrev=42989Refanonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=44688&r2=44687&pathrev=44688Refanonsvn.wireshark.org/viewvc?view=revision&revision=42989Refanonsvn.wireshark.org/viewvc?view=revision&revision=44688Refosvdb.org/85883Refwww.securityfocus.com/bid/55754Refwww.securitytracker.com/id?1027604Refwww.wireshark.org/security/wnpa-sec-2012-27.htmlRefbugs.wireshark.org/bugzilla/show_bug.cgi?id=7316Refbugs.wireshark.org/bugzilla/show_bug.cgi?id=7668

How CyberStrike helps

Frequently asked questions

What is CVE-2012-5238?

CVE-2012-5238 is a low-severity vulnerability affecting wireshark wireshark. It was published on October 4, 2012 and has a CVSS 2.0 base score of 3.3 (LOW).

How severe is CVE-2012-5238?

This vulnerability has a CVSS 2.0 base score of 3.3, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2012-5238?

Check the references section for vendor advisories and patches from wireshark. Update wireshark to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2012-5238?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2012-5238 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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