National Cyber-Alert System
Vulnerability Summary for CVE-2008-4762
Original release date:10/28/2008
Last revised:04/30/2009
Source:
US-CERT/NIST
Overview
Stack-based buffer overflow in freeSSHd 1.2.1 allows remote authenticated users to cause a denial of service (service crash) and potentially execute arbitrary code via a long argument to the (1) rename and (2) realpath parameters.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
8.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: XF
Name: freesshd-rename-realpath-dos(46046)
External Source: SECTRACK
Name: 1021096
External Source: BID
Name: 31872
External Source: BUGTRAQ
Name: 20081022 freeSSHd (stf - rename) Buffer Overflow Vulnerability
External Source: MILW0RM
Name: 6812
External Source: MILW0RM
Name: 6800
External Source: VUPEN
Name: ADV-2008-2897
Type: Advisory
External Source: SREASON
Name: 4515
External Source: SECUNIA
Name: 32366
Type: Advisory