PRIOn knowledge basePRION:CVE-2011-2535Design/Logic Flaw
7.8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.387 Low
EPSS
Percentile
97.3%
chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame.
References
downloads.asterisk.org/pub/security/AST-2011-010-1.8.diff
downloads.asterisk.org/pub/security/AST-2011-010.html
secunia.com/advisories/44973
secunia.com/advisories/45048
secunia.com/advisories/45201
secunia.com/advisories/45239
securitytracker.com/id?1025708
www.debian.org/security/2011/dsa-2276
www.osvdb.org/73309
www.securityfocus.com/bid/48431
exchange.xforce.ibmcloud.com/vulnerabilities/68205
lists.fedoraproject.org/pipermail/package-announce/2011-July/062628.html
Related
7.8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.387 Low
EPSS
Percentile
97.3%