National Cyber-Alert System
Vulnerability Summary for CVE-2002-0060
Original release date:03/08/2002
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
IRC connection tracking helper module in the netfilter subsystem for Linux 2.4.18-pre9 and earlier does not properly set the mask for conntrack expectations for incoming DCC connections, which could allow remote attackers to bypass intended firewall restrictions.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#230307
Name: VU#230307
External Source: CONFIRM
Name: http://www.netfilter.org/security/2002-02-25-irc-dcc-mask.html
Type: Advisory; Patch Information
External Source: BUGTRAQ
Name: 20020227 security advisory linux 2.4.x ip_conntrack_irc
Type: Advisory; Patch Information
External Source: XF
Name: linux-dcc-port-access(8302)
External Source: HP
Name: HPSBUX0203-027
External Source: BID
Name: 4188
External Source: REDHAT
Name: RHSA-2002:028
External Source: VULN-DEV
Name: 20020227 Fwd: [ANNOUNCE] Security Advisory about IRC DCC connection tracking
External Source: MANDRAKE
Name: MDKSA-2002:041
