6.2 Medium
AI Score
Confidence
Low
7.8 High
CVSS2
Access Vector
Access Complexity
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
0.951 High
EPSS
Percentile
99.3%
Asterisk 1.4 before 1.4.1 and 1.2 before 1.2.16 allows remote attackers to cause a denial of service (crash) by sending a Session Initiation Protocol (SIP) packet without a URI and SIP-version header, which results in a NULL pointer dereference.
asterisk.org/node/48319
asterisk.org/node/48320
labs.musecurity.com/advisories/MU-200703-01.txt
secunia.com/advisories/24380
secunia.com/advisories/24578
secunia.com/advisories/25582
security.gentoo.org/glsa/glsa-200703-14.xml
www.debian.org/security/2007/dsa-1358
www.kb.cert.org/vuls/id/228032
www.novell.com/linux/security/advisories/2007_34_asterisk.html
www.osvdb.org/33888
www.securityfocus.com/bid/22838
www.securitytracker.com/id?1017723
www.vupen.com/english/advisories/2007/0830
exchange.xforce.ibmcloud.com/vulnerabilities/32830