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Vigil@nce - Asterisk Open Source: three vulnerabilities

July 2017 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer

SYNTHESIS OF THE VULNERABILITY

An attacker can use several vulnerabilities of Asterisk Open
Source.

Impacted products: Asterisk Open Source.

Severity: 2/4.

Creation date: 22/05/2017.

Revision date: 23/05/2017.

DESCRIPTION OF THE VULNERABILITY

Several vulnerabilities were announced in Asterisk Open Source.

An attacker can generate a memory corruption via a SIP packet, in
order to trigger a denial of service, and possibly to run code.
[severity:2/4; AST-2017-002, CVE-2017-9372]

An attacker can trigger a read only buffer overflow via a
multi-part message, in order to trigger a denial of service.
[severity:2/4; AST-2017-003, CVE-2017-9359]

An attacker can create a memory leak via short SCCP packets, in
order to trigger a denial of service. [severity:2/4; AST-2017-004,
CVE-2017-9358]

ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Asterisk-Open-Source-three-vulnerabilities-22775


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