Digium Asterisk SIP CSeq Heap Buffer Overflow

A heap-based buffer overflow vulnerability exists in Digium Asterisk. The vulnerability is due to a flaw while processing a very long CSeq header in SIP packet where Via header contains no branch parameter. A remote unauthenticated attacker can exploit this vulnerability by sending a crafted...

Buffer overflow

PJSIP, as used in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1, Certified Asterisk 13.13 before 13.13-cert4, and other products, allows remote attackers to cause a denial of service buffer overflow and application crash via a SIP packet with a crafted CSeq header in conjunction...

UBUNTU-CVE-2017-9372

PJSIP, as used in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1, Certified Asterisk 13.13 before 13.13-cert4, and other products, allows remote attackers to cause a denial of service buffer overflow and application crash via a SIP packet with a crafted CSeq header in conjunction...

CVE-2017-9372

Removed by vendor...

CVE-2017-9359

The multi-part body parser in PJSIP, as used in Asterisk Open Source 13.x before 13.15.1 and 14.x before 14.4.1, Certified Asterisk 13.13 before 13.13-cert4, and other products, allows remote attackers to cause a denial of service out-of-bounds read and application crash via a crafted packet...

SIP-Based DoS Attack Simulator: SIP-DAS

SIP-DAS DoS Attack Simulator is a tool developed to simulate SIP-based DoS attacks. It has been developed to be used in academic work to help developing novel SIP-based DDoS attacks and defense approaches in original. SIP-DAS was originally written in Java, but it has been rewritten using Python,...

CVE-2017-6630

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 11.00.1 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by...

Race condition

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 11.00.1 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by...

CVE-2017-6630

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 11.00.1 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by...

CVE-2017-6630

CVE-2017-6630 affects Cisco IP Phone 8851 with firmware 11.0(0.1). A remote, unauthenticated attacker can trigger a denial of service by sending manipulated CANCEL SIP messages due to an abnormal SIP handling in the device. Multiple sources (Cisco advisory Cisco-SA-20170517-sip, Tenable plugin, a...

CVE-2017-6630

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 11.00.1 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by...

FreeBSD : asterisk -- Buffer Overrun in PJSIP transaction layer (0537afa3-3ce0-11e7-bf9d-001999f8d30b)

The Asterisk project reports : A remote crash can be triggered by sending a SIP packet to Asterisk with a specially crafted CSeq header and a Via header with no branch parameter. The issue is that the PJSIP RFC 2543 transaction key generation algorithm does not allocate a large enough buffer. By...

MacOS Insecure Swap File Vulnerability

It turns out that even with SIP enabled a regular root user can write to the swapfile under /private/var/vm/swapfile0 on MacOS. MacOS uses an insecure swap file CVE-2017-2494 This came out of a discussion with Jann Horn this afternoon; credit is his. It turns out that even with SIP enabled a...

GNU oSIP libosip2 Denial of Service Vulnerability

GNU oSIP is a library developed by the GNU Project to provide developers with an interface to multimedia and communications. libosip2 is a standard library for multithreading safety written in C. It is a library for the development of multimedia and communication applications. A denial of service...

GNU oSIP libosip2 buffer overflow vulnerability (CNVD-2017-07203)

GNU oSIP is a library developed by the GNU Project to provide developers with an interface to multimedia and communications. libosip2 is a standard library for multithreading safety written in C. It is a library for the development of multimedia and communication applications. A buffer overflow...

GNU oSIP libosip2 Buffer Overflow Vulnerability

GNU oSIP is a library developed by the GNU Project to provide developers with an interface to multimedia and communications. libosip2 is a standard library for multithreading safety written in C. It is a library for the development of multimedia and communication applications. A buffer overflow...

Cisco IP Phone 8851 Session Initiation Protocol DoS Vulnerability (cisco-sa-20170517-sip)

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, a...

Cisco IP Phone 8851 Session Initiation Protocol Denial of Service Vulnerability

A vulnerability in the Session Initiation Protocol SIP implementation of Cisco IP Phone 8851 could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to an abnormal SIP message. An attacker could exploit this vulnerability by manipulatin...

SUSE SLED12 Security Update : libosip2 (SUSE-SU-2017:1187-1)

This update for libosip2 fixes several issues. These security issues were fixed : - CVE-2017-7853: In libosip2 a malformed SIP message could have lead to a heap buffer overflow in the msgosipbodyparse function defined in osipparser2/osipmessageparse.c, resulting in a remote DoS bsc1034570. -...

Hydra 8.5 - Network Logon Cracker

A very fast network logon cracker which support many different services. See feature sets and services coverage page - incl. a speed comparison against ncrack and medusa.Number one of the biggest security holes are passwords, as every password security study shows. This tool is a proof of concept...