What’s Vulnerable › Vulnerabilities
CVE-2013-7100
- Severity: medium (CVSS 5.0 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 4.3% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2013-12-19 · updated 2026-06-17
- Weakness: CWE-119
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.
Affected products
- Digium Asterisk: 1.8.17.0, 1.8.17.0-rc1, 1.8.17.0-rc2, 1.8.17.0-rc3, 1.8.18.0, 1.8.18.0-rc1 (+52)
- Digium Asterisk Digiumphones: 10.0.0, 10.0.0-rc1, 10.0.0-rc2, 10.11.0, 10.11.0-rc1, 10.11.0-rc2 (+6)
- Digium Certified Asterisk: 1.8.15, 1.8.15-cert1, 1.8.15-cert1-rc1, 1.8.15-cert1-rc2, 1.8.15-cert1-rc3, 1.8.15-cert2 (+5)
References
- http://archives.neohapsis.com/archives/bugtraq/2013-12/0089.html
- http://downloads.asterisk.org/pub/security/AST-2013-006.html
- http://osvdb.org/101100
- http://secunia.com/advisories/56294
- http://www.debian.org/security/2014/dsa-2835
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:300
- http://www.securityfocus.com/bid/64364
- http://www.securitytracker.com/id/1029499
- https://exchange.xforce.ibmcloud.com/vulnerabilities/89825
- https://issues.asterisk.org/jira/browse/ASTERISK-22590
- http://archives.neohapsis.com/archives/bugtraq/2013-12/0089.html
- http://downloads.asterisk.org/pub/security/AST-2013-006.html
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