National Cyber-Alert System
Vulnerability Summary for CVE-2008-1289
Original release date:03/24/2008
Last revised:10/11/2008
Source:
US-CERT/NIST
Overview
Multiple buffer overflows in Asterisk Open Source 1.4.x before 1.4.18.1 and 1.4.19-rc3, Open Source 1.6.x before 1.6.0-beta6, Business Edition C.x.x before C.1.6.1, AsteriskNOW 1.0.x before 1.0.2, Appliance Developer Kit before 1.4 revision 109386, and s800i 1.1.x before 1.1.0.2 allow remote attackers to (1) write a zero to an arbitrary memory location via a large RTP payload number, related to the ast_rtp_unset_m_type function in main/rtp.c; or (2) write certain integers to an arbitrary memory location via a large number of RTP payloads, related to the process_sdp function in channels/chan_sip.c.
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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External Source: XF
Name: asterisk-rtp-codecpayload-bo(41305)
External Source: XF
Name: asterisk-rtppayload-bo(41302)
External Source: BID
Name: 28308
External Source: BUGTRAQ
Name: 20080318 AST-2008-002: Two buffer overflows in RTP Codec Payload Handling
External Source: VUPEN
Name: ADV-2008-0928
Type: Advisory
External Source: CONFIRM
Name: http://www.asterisk.org/node/48466
External Source: SECTRACK
Name: 1019628
External Source: SECUNIA
Name: 29426
Type: Advisory
External Source: MISC
Name: http://labs.musecurity.com/advisories/MU-200803-01.txt
External Source: CONFIRM
Name: http://downloads.digium.com/pub/security/AST-2008-002.html
External Source: FEDORA
Name: FEDORA-2008-2620
External Source: FEDORA
Name: FEDORA-2008-2554
External Source: SREASON
Name: 3763
External Source: SECUNIA
Name: 29470