CVE-2007-3765

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-07-18 · updated 2026-06-16

Description

The STUN implementation in Asterisk 1.4.x before 1.4.8, AsteriskNOW before beta7, Appliance Developer Kit before 0.5.0, and s800i before 1.0.2 allows remote attackers to cause a denial of service (crash) via a crafted STUN length attribute in a STUN packet sent on an RTP port.

Affected products

Asterisk: 1.0, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10 (+25)
Asterisk Appliance Developer Kit: through 0.4
Asterisknow: beta_5, beta_6
asterisk S800I Appliance: 1.0, 1.0.1

References

http://ftp.digium.com/pub/asa/ASA-2007-017.pdf
http://secunia.com/advisories/26099
http://www.securityfocus.com/bid/24950
http://www.securitytracker.com/id?1018407
http://www.vupen.com/english/advisories/2007/2563
https://exchange.xforce.ibmcloud.com/vulnerabilities/35480
http://ftp.digium.com/pub/asa/ASA-2007-017.pdf
http://secunia.com/advisories/26099
http://www.securityfocus.com/bid/24950
http://www.securitytracker.com/id?1018407
http://www.vupen.com/english/advisories/2007/2563
https://exchange.xforce.ibmcloud.com/vulnerabilities/35480

Get alerted when CVE-2007-3765 or the next vulnerability affects your stack