Design/Logic Flaw

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

CVE-2020-15260

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.10 and earlier, PJSIP transport can be reused if they have the same IP address + port + protocol. However, this is...

CVE-2021-21375

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

Design/Logic Flaw

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.10 and earlier, PJSIP transport can be reused if they have the same IP address + port + protocol. However, this is...

UBUNTU-CVE-2021-21375

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

CVE-2021-21375

CVE-2021-21375 affects the pjproject/PJSIP library (versions 2.10 and earlier). The issue arises after an initial INVITE when two 183 responses are received and the first triggers negotiation failure, causing a crash and a denial of service. Mitigation: upgrade to patched pjproject/PJSIP (per GLS...

CVE-2021-21375 Crash in receiving updated SDP answer after initial SDP negotiation failed

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

CVE-2021-21375

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

CVE-2021-21375

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first on...

CVE-2020-15260 Existing TLS connections can be reused without checking remote hostname

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.10 and earlier, PJSIP transport can be reused if they have the same IP address + port + protocol. However, this is...

CVE-2020-15260

CVE-2020-15260 concerns the PJSIP library. In versions up to 2.10, TLS connections may be reused if they share the same IP, port, and protocol, without proper remote hostname authentication. This can allow an attacker to leverage DNS or routing to force a TLS connection to a different hostname th...

CVE-2020-15260

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.10 and earlier, PJSIP transport can be reused if they have the same IP address + port + protocol. However, this is...

CVE-2020-15260

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In version 2.10 and earlier, PJSIP transport can be reused if they have the same IP address + port + protocol. However, this is...

PT-2021-14457

Name of the Vulnerable Software and Affected Versions PJSIP versions 2.10 and earlier Description PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP, after an initial...

PT-2021-9742

Name of the Vulnerable Software and Affected Versions PJSIP versions 2.10 and earlier Description PJSIP is a free and open source multimedia communication library that implements standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. The library has a vulnerability that allows for...

Denial Of Service (DoS)

asterisk:sid is vulnerable to denial of service. The vulnerability exists in respjsipsession.c in Digium Asterisk where SDP negotiation in PJSIP allows a remote server to potentially crash Asterisk by sending specific SIP responses that cause an SDP negotiation failure...

Asterisk DoS Vulnerability (AST-2021-005)

Asterisk is prone to a denial of service vulnerability in the PJSIP channel driver. 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 =...

ALPINE-CVE-2021-26906

An issue was discovered in respjsipsession.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash...

CVE-2021-26906

An issue was discovered in respjsipsession.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash...

CVE-2021-26906

An issue was discovered in respjsipsession.c in Digium Asterisk through 13.38.1; 14.x, 15.x, and 16.x through 16.16.0; 17.x through 17.9.1; and 18.x through 18.2.0, and Certified Asterisk through 16.8-cert5. An SDP negotiation vulnerability in PJSIP allows a remote server to potentially crash...