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SYNTHESIS OF THE VULNERABILITY

An attacker can use several vulnerabilities of Asterisk.

Impacted products: Asterisk Open Source

Severity: 2/4

Creation date: 13/06/2014

DESCRIPTION OF THE VULNERABILITY

Several vulnerabilities were announced in Asterisk.

An attacker can unsubscribe via the PJSIP Channel, in order to
trigger a denial of service. [severity:2/4; AST-2014-005,
CVE-2014-4045]

An attacker can execute shell commands via the Asterisk Manager,
in order to escalate his privileges. [severity:2/4; AST-2014-006,
CVE-2014-4046]

An attacker can use several HTTP sessions, in order to trigger a
denial of service. [severity:2/4; AST-2014-007, CVE-2014-4047]

An authenticated attacker can wait for a timeout in PJSIP, in
order to trigger a denial of service. [severity:2/4; AST-2014-008,
CVE-2014-4048]

ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN

http://vigilance.fr/vulnerability/Asterisk-multiple-vulnerabilities-14901