CVE-2012-5238
First published: Thu Oct 04 2012(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | =1.8.0 | |
| Wireshark Wireshark | =1.8.1 | |
| Wireshark Wireshark | =1.8.2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=42989&r2=42988&pathrev=42989
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=44688&r2=44687&pathrev=44688
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=42989
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=44688
- http://osvdb.org/85883
- http://www.securityfocus.com/bid/55754
- http://www.securitytracker.com/id?1027604
- http://www.wireshark.org/security/wnpa-sec-2012-27.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7316
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7668
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79010
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15593
Frequently Asked Questions
What is the severity of CVE-2012-5238?
CVE-2012-5238 has a severity rating of medium due to its denial of service impact.
How do I fix CVE-2012-5238?
To fix CVE-2012-5238, upgrade to Wireshark version 1.8.3 or later.
What does CVE-2012-5238 affect?
CVE-2012-5238 affects Wireshark versions 1.8.0 through 1.8.2.
What kind of attack does CVE-2012-5238 facilitate?
CVE-2012-5238 facilitates a denial of service attack through malformed PPP packets.
Is there a known exploit for CVE-2012-5238?
Yes, CVE-2012-5238 can be exploited by sending specially crafted packets that trigger an assertion failure.
- collector/nvd-index
- agent/references
- agent/type
- agent/softwarecombine
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/author
- agent/severity
- agent/tags
- agent/description
- agent/event
- agent/first-publish-date
- agent/source
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/1.8.0
- version/wireshark wireshark/1.8.1
- version/wireshark wireshark/1.8.2