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Last updated: 4/18/2014

CVE Publication rate: 20.33

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National Cyber Awareness System

Vulnerability Summary for CVE-2012-5237

Original release date: 10/04/2012
Last revised: 11/02/2013
Source: US-CERT/NIST

Overview

The dissect_hsrp function in epan/dissectors/packet-hsrp.c in the HSRP dissector in Wireshark 1.8.x before 1.8.3 allows remote attackers to cause a denial of service (infinite loop) via a malformed packet.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 3.3 (MEDIUM) (AV:A/AC:L/AU:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 6.5
CVSS Version 2 Metrics:
Access Vector: Local network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: http://www.wireshark.org/security/wnpa-sec-2012-26.html
Type: Advisory
External Source: BID
Name: 55754
External Source: XF
Name: wireshark-hsrp-dos(79009)
External Source: CONFIRM
Name: http://anonsvn.wireshark.org/viewvc?view=revision&revision=44454
Type: Patch Information
External Source: OSVDB
Name: 85884
External Source: CONFIRM
Name: http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-hsrp.c?r1=44454&r2=44453&pathrev=44454
External Source: SECTRACK
Name: 1027604
External Source: CONFIRM
Name: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7581
External Source: OVAL
Name: oval:org.mitre.oval:def:14992

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)