Vulnerability CVE-2008-1289
Published: 2008-03-24   Modified: 2012-02-12

Description:
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.

See advisories in our WLB2 database:
Topic
Author
Date
High
Two buffer overflows in RTP Codec Payload Handling
Joshua Colp
24.03.2008

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Asterisk -> Asterisk appliance developer kit 
Asterisk -> Asterisk business edition 
Asterisk -> Asterisknow 
Asterisk -> Open source 
Asterisk -> S800i 

 References:
http://downloads.digium.com/pub/security/AST-2008-002.html
http://labs.musecurity.com/advisories/MU-200803-01.txt
http://securityreason.com/securityalert/3763
http://securitytracker.com/id?1019628
http://www.asterisk.org/node/48466
http://www.securityfocus.com/archive/1/489817/100/0/threaded
http://www.securityfocus.com/bid/28308
http://www.vupen.com/english/advisories/2008/0928
https://exchange.xforce.ibmcloud.com/vulnerabilities/41302
https://exchange.xforce.ibmcloud.com/vulnerabilities/41305
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00438.html
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00514.html
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