UBUNTU-CVE-2021-32558

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur...

Cross site request forgery (csrf)

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

UBUNTU-CVE-2021-31878

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

CVE-2021-31878

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

CVE-2021-32558

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur...

CVE-2021-32558

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur...

CVE-2021-32558

The CVE-2021-32558 issue affects Sangoma Asterisk and Certified Asterisk: IAX2 channel driver may crash when receiving a packet with an unsupported media format. Affected versions include Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, 18.x before 18.5.1, and Certified Aste...

CVE-2021-32558

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur...

CVE-2021-31878

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

CVE-2021-31878

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

CVE-2021-31878

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

CVE-2021-31878

Affected software. Asterisk prior to 16.19.1 and prior to 18.5.1 uses the PJSIP stack. Vulnerability and root cause. An issue exists in PJSIP where a re-INVITE without SDP, received after Asterisk has sent a BYE, can be exploited. This is the explicit condition described in CVE-2021-31878. Impact...

CVE-2021-32558: Improper Neutralization of Special Elements in Output Used by a Downstream Component

An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur...

CVE-2021-31878: Reachable Assertion

An issue was discovered in PJSIP in Asterisk before 16.19.1 and before 18.5.1. To exploit, a re-INVITE without SDP must be received after Asterisk has sent a BYE request...

Vulnerabilities fixed in Asterisk

Vulnerabilities have been fixed in Asterisk. A malicious party could potentially exploit the vulnerabilities to cause a denial-of-service cause. Asterisk Project has released updates to fix the vulnerabilities. fixes. For more information, see:...

FreeBSD : asterisk -- Remote crash when using IAX2 channel driver (fb3455be-ebf6-11eb-aef1-0897988a1c07)

The Asterisk project reports : If the IAX2 channel driver receives a packet that contains an unsupported media format it can cause a crash to occur in Asterisk. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from the...

FreeBSD : asterisk -- Remote Crash Vulnerability in PJSIP channel driver (ffa364e1-ebf5-11eb-aef1-0897988a1c07)

The Asterisk project reports : When Asterisk receives a re-INVITE without SDP after having sent a BYE request a crash will occur. This occurs due to the Asterisk channel no longer being present while code assumes it is. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and...

PT-2021-5541 · Asterisk +2 · Asterisk +2

Name of the Vulnerable Software and Affected Versions: Asterisk versions 13.x through 13.38.2 Asterisk versions 16.x through 16.19.0 Asterisk versions 17.x through 17.9.3 Asterisk versions 18.x through 18.5.0 Certified Asterisk versions prior to 16.8-cert10 Description: The issue is related to...

FreeBSD : asterisk -- pjproject/pjsip: crash when SSL socket destroyed during handshake (53fbffe6-ebf7-11eb-aef1-0897988a1c07)

The Asterisk project reports : Depending on the timing, it's possible for Asterisk to crash when using a TLS connection if the underlying socket parent/listener gets destroyed during the handshake. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in thi...

Asterisk Multiple DoS Vulnerabilities (AST-2021-008, AST-2021-009)

Asterisk is prone to multiple denial of service DoS vulnerabilities. SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE =...