AST-2010-001: T.38 Remote Crash Vulnerability

Asterisk Project Security Advisory - AST-2010-001 +------------------------------------------------------------------------+ | Product | Asterisk | |----------------------+-------------------------------------------------| | Summary | T.38 Remote Crash Vulnerability |...

Security Best Practice: SIP Protocol Enforcement

The Session Initiation Protocol SIP is a signaling protocol, widely used for controlling multimedia communication sessions such as voice and video calls over Internet Protocol IP. The protocol can be used for creating, modifying and terminating two-party unicast or multiparty multicast sessions...

CentOS 5 : opal (CESA-2007:0957)

Updated opal packages that fix a security issue are now available for Red Hat Enterprise Linux 5. This update has been rated as having moderate security impact by the Red Hat Security Response Team. Open Phone Abstraction Library opal is implementation of various telephony and video communication...

Cisco IP Phone SIP INVITE Message Denial of Service (CVE-2007-1542)

There exists a denial of service vulnerability in Cisco's IP phone models 7960 and 7940. The affected firmware cannot handle a specially crafted SIP INVITE message with an invalid IP address, causing the phone to reboot upon receiving the message. As a result, a remote user can cause a denial of...

Axon Virtual PBX Version Detection (SIP)

This script performs SIP based detection of Axon Virtual PBX. Copyright C 2009 Greenbone Networks GmbH 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-or-later This program is free software;...

Authorization

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error message...

CVE-2009-3727

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error message...

CVE-2009-3727

CVE-2009-3727 affects Asterisk Open Source (various 1.2.x, 1.4.x, 1.6.x lineages; Business Edition; AsteriskNOW; s800i). Root cause: different error messages for valid/invalid SIP usernames via crafted REGISTER messages, enabling remote username enumeration via inconsistent To header URI and Dige...

CVE-2009-3727

Asterisk Open Source 1.2.x before 1.2.35, 1.4.x before 1.4.26.3, 1.6.0.x before 1.6.0.17, and 1.6.1.x before 1.6.1.9; Business Edition A.x.x, B.x.x before B.2.5.12, C.2.x.x before C.2.4.5, and C.3.x.x before C.3.2.2; AsteriskNOW 1.5; and s800i 1.3.x before 1.3.0.5 generate different error message...

Asterisk SIP Response Username Enumeration Remote Information Disclosure Vulnerability (AST-2009-008)

Asterisk is prone to an information disclosure vulnerability because it doesn SPDX-FileCopyrightText: 2009 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 =...

New TLS/SSL3. 0 middle attack has been published-vulnerability warning-the black bar safety net

Just have the researchers published a method for the TLS/SSL man in the middle attack, the attack 1. exploitable operable relatively strong 2. Currently there is no solution, wait for the manufacturers of the patches. 3. The affected upper-layer protocols including HTTPS,IMAP, SIP, etc. Someone...

AST-2009-008: SIP responses expose valid usernames

Asterisk Project Security Advisory - AST-2009-008 +------------------------------------------------------------------------+ | Product | Asterisk | |----------------------+-------------------------------------------------| | Summary | SIP responses expose valid usernames |...

AST-2009-007: ACL not respected on SIP INVITE

Asterisk Project Security Advisory - AST-2009-007 +------------------------------------------------------------------------+ | Product | Asterisk | |--------------------+---------------------------------------------------| | Summary | ACL not respected on SIP INVITE |...

Asterisk protection bypass

ACL restrictions were not applied to SIP INVITE messages...

ZoIPer Empty Call-Info Denial of Service Vulnerability

ZoIPer is prone to a denial of service DoS vulnerability. SPDX-FileCopyrightText: 2009 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 ifdescription...

Zoiper softphone DoS

Crash on SIP request parsing...

Digium Asterisk SIP Invalid Response Code Denial of Service (CVE-2007-1594)

Asterisk is an open source software implementation of a telephone private branch exchange. Like any PBX, it allows a number of attached telephones to make calls to one another, and to connect to other telephone services including the public switched telephone network. Asterisk supports a wide ran...

Cisco Unified Communications Manager / Cisco Unified Presence DoS

Multiple Denial of Service conditions on SIP and Skinny processing...

CVE-2009-3704

ZoIPer 2.22, and possibly other versions before 2.24 Library 5324, allows remote attackers to cause a denial of service crash via a SIP INVITE request with an empty Call-Info header...

Cross site request forgery (csrf)

ZoIPer 2.22, and possibly other versions before 2.24 Library 5324, allows remote attackers to cause a denial of service crash via a SIP INVITE request with an empty Call-Info header...