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CVE-2015-1558

Date: February 9, 2015

Asterisk Open Source 12.x before 12.8.1 and 13.x before 13.1.1, when using the PJSIP channel driver, does not properly reclaim RTP ports, which allows remote authenticated users to cause a denial of service (file descriptor consumption) via an SDP offer containing only incompatible codecs.

Severity Score

Related Resources (7)

https://nvd.nist.gov/vuln/detail/CVE-2015-1558
http://downloads.asterisk.org/pub/security/AST-2015-001.html
http://www.securitytracker.com/id/1031661
https://security-tracker.debian.org/tracker/CVE-2015-1558
http://www.securityfocus.com/archive/1/534573/100/0/threaded
http://seclists.org/fulldisclosure/2015/Jan/116
https://www.mend.io/vulnerability-database/CVE-2015-1558

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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