Vulnerability Details : CVE-2013-4920
The P1 dissector in Wireshark 1.10.x before 1.10.1 does not properly initialize a global variable, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2013-4920
Probability of exploitation activity in the next 30 days: 0.39%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 70 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2013-4920
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2013-4920
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4920
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http://anonsvn.wireshark.org/viewvc?view=revision&revision=50083
code.wireshark Code Review - wireshark.git/treePatch
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17089
Repository / Oval Repository
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http://www.gentoo.org/security/en/glsa/glsa-201308-05.xml
Wireshark: Multiple vulnerabilities (GLSA 201308-05) — Gentoo security
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http://www.wireshark.org/docs/relnotes/wireshark-1.10.1.html
Wireshark · Wireshark 1.10.1 Release Notes
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https://www.wireshark.org/security/wnpa-sec-2013-42.html
Wireshark · wnpa-sec-2013-42 · P1 dissector crashVendor Advisory
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https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8826
8826 – BER dissector crash
Products affected by CVE-2013-4920
- cpe:2.3:a:wireshark:wireshark:1.10.0:*:*:*:*:*:*:*