CVE-2007-2293

Severity: high (CVSS 7.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 23.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2007-04-26 · updated 2026-06-16

Description

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.

Affected products

Asterisk: 1.4.1, 1.4.2, 1.4_beta

References

http://secunia.com/advisories/24977
http://securityreason.com/securityalert/2645
http://www.asterisk.org/files/ASA-2007-010.pdf
http://www.osvdb.org/35368
http://www.securityfocus.com/archive/1/466883/100/0/threaded
http://www.securityfocus.com/archive/1/472804/100/0/threaded
http://www.securityfocus.com/bid/23648
http://www.securitytracker.com/id?1017951
http://www.securitytracker.com/id?1018337
http://www.vupen.com/english/advisories/2007/1534
https://exchange.xforce.ibmcloud.com/vulnerabilities/33895
http://secunia.com/advisories/24977

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