Description
Buffer overflow in the unpacksms16 function in apps/app_sms.c in Asterisk Open Source 1.8.x before 1.8.24.1, 10.x before 10.12.4, and 11.x before 11.6.1; Asterisk with Digiumphones 10.x-digiumphones before 10.12.4-digiumphones; and Certified Asterisk 1.8.x before 1.8.15-cert4 and 11.x before 11.2-cert3 allows remote attackers to cause a denial of service (daemon crash) via a 16-bit SMS message with an odd number of bytes, which triggers an infinite loop.
References (10)
Core 10
Core References
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2013:300
Third Party Advisory mailing-list
x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2013-12/0089.html
Exploit, Patch x_refsource_confirm
https://issues.asterisk.org/jira/browse/ASTERISK-22590
Third Party Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/56294
Patch, Vendor Advisory x_refsource_confirm
http://downloads.asterisk.org/pub/security/AST-2013-006.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1029499
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://osvdb.org/101100
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2014/dsa-2835
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/64364
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/89825
Scores
EPSS
0.1472
EPSS Percentile
96.3%
Details
CWE
CWE-119
Status
published
Products (22)
digium/asterisk
1.8.17.0 (4 CPE variants)
digium/asterisk
1.8.18.0 (2 CPE variants)
digium/asterisk
1.8.18.1
digium/asterisk
1.8.19.0 (3 CPE variants)
digium/asterisk
1.8.19.1
digium/asterisk
1.8.20.0 (3 CPE variants)
digium/asterisk
1.8.21.0 rc1 (2 CPE variants)
digium/asterisk
1.8.22.0 (3 CPE variants)
digium/asterisk
1.8.23.0 (3 CPE variants)
digium/asterisk
10.10.0 (3 CPE variants)
... and 12 more
Published
Dec 19, 2013
Tracked Since
Feb 18, 2026