CVE-2007-2293: Buffer Overflow
First published: Thu Apr 26 2007(Updated: )
Multiple stack-based buffer overflows in the process_sdp function in chan_sip.c of the SIP channel T.38 SDP parser in Asterisk before 1.4.3 allow remote attackers to execute arbitrary code via a long (1) T38FaxRateManagement or (2) T38FaxUdpEC SDP parameter in an SIP message, as demonstrated using SIP INVITE.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Asterisk | =1.4.1 | |
| Asterisk | =1.4.2 | |
| Asterisk | =1.4_beta |
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Reference Links
- http://www.asterisk.org/files/ASA-2007-010.pdf
- http://www.securityfocus.com/bid/23648
- http://www.securitytracker.com/id?1017951
- http://secunia.com/advisories/24977
- http://www.osvdb.org/35368
- http://www.securitytracker.com/id?1018337
- http://securityreason.com/securityalert/2645
- http://www.vupen.com/english/advisories/2007/1534
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33895
- http://www.securityfocus.com/archive/1/472804/100/0/threaded
- http://www.securityfocus.com/archive/1/466883/100/0/threaded
Frequently Asked Questions
What is the severity of CVE-2007-2293?
CVE-2007-2293 is classified as a high severity vulnerability due to the potential for remote code execution.
How do I fix CVE-2007-2293?
To fix CVE-2007-2293, upgrade Asterisk to version 1.4.3 or later, where the vulnerability has been patched.
What systems are affected by CVE-2007-2293?
CVE-2007-2293 affects Asterisk versions 1.4.1, 1.4.2, and any beta versions prior to 1.4.3.
How does CVE-2007-2293 work?
CVE-2007-2293 exploits multiple stack-based buffer overflows in the process_sdp function of the SIP channel's T.38 SDP parser.
Who can exploit CVE-2007-2293?
CVE-2007-2293 can be exploited by remote attackers via specially crafted SIP messages.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/remedy
- agent/weakness
- agent/references
- agent/last-modified-date
- agent/author
- agent/first-publish-date
- agent/event
- agent/description
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-historical
- vendor/asterisk
- canonical/asterisk
- version/asterisk/1.4.1
- version/asterisk/1.4.2
- version/asterisk/1.4_beta