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Vulnerability of Asterisk: two vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Asterisk.
Vulnerable systems: Asterisk Open Source.
Severity of this threat: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 06/09/2019.
Références of this weakness: AST-2019-004, AST-2019-005, CVE-2019-15297, CVE-2019-15639, VIGILANCE-VUL-30260.

Description of the vulnerability 

An attacker can use several vulnerabilities of Asterisk.
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This computer threat impacts software or systems such as Asterisk Open Source.

Our Vigil@nce team determined that the severity of this computer vulnerability alert is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

This bulletin is about 2 vulnerabilities.

An attacker with a expert ability can exploit this cybersecurity weakness.

Solutions for this threat 

Asterisk: version 16.5.1.
The version 16.5.1 is fixed:
  https://downloads.asterisk.org/pub/telephony/asterisk/releases

Asterisk: version 15.7.4.
The version 15.7.4 is fixed:
  https://downloads.asterisk.org/pub/telephony/asterisk/releases

Asterisk: version 13.28.1.
The version 13.28.1 is fixed:
  https://downloads.asterisk.org/pub/telephony/asterisk/releases
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Vigil@nce provides a network vulnerability watch. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.