Vulnerability Details : CVE-2012-5238
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.
Vulnerability category: Denial of service
Products affected by CVE-2012-5238
- cpe:2.3:a:wireshark:wireshark:1.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:wireshark:wireshark:1.8.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-5238
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-5238
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
3.3
|
LOW | AV:A/AC:L/Au:N/C:N/I:N/A:P |
6.5
|
2.9
|
NIST |
References for CVE-2012-5238
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http://anonsvn.wireshark.org/viewvc?view=revision&revision=44688
code.wireshark Code Review - wireshark.git/treePatch
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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7668
7668 – Buildbot crash output: randpkt-2012-08-27-31439.pcap
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http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=44688&r2=44687&pathrev=44688
code.wireshark Code Review - wireshark.git/tree
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https://exchange.xforce.ibmcloud.com/vulnerabilities/79010
Wireshark PPP dissector denial of service CVE-2012-5238 Vulnerability Report
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http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-ppp.c?r1=42989&r2=42988&pathrev=42989
code.wireshark Code Review - wireshark.git/tree
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http://anonsvn.wireshark.org/viewvc?view=revision&revision=42989
code.wireshark Code Review - wireshark.git/treePatch
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http://www.securitytracker.com/id?1027604
Wireshark HSRP/PPP/LDP Bugs Let Remote Users Deny Service - SecurityTracker
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http://www.wireshark.org/security/wnpa-sec-2012-27.html
Wireshark · wnpa-sec-2012-27 · Wireshark PPP dissector crashVendor Advisory
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http://www.securityfocus.com/bid/55754
Wireshark Versions Prior to 1.8.3 Multiple Security Vulnerabilities
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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7316
7316 – Buildbot crash output: randpkt-2012-06-01-17523.pcap
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15593
Repository / Oval Repository
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