CVE-2020-27507

The Kamailio SIP before 5.5.0 server mishandles INVITE requests with duplicated fields and overlength tag, leading to a buffer overflow that crashes the server or possibly have unspecified other impact...

CVE-2025-47779

Asterisk is an open-source private branch exchange PBX. Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE RFC 3428 authentication do not get proper alignment. An authenticated attacker...

CVE-2025-47779 Using malformed From header can forge identity with ";" or NULL in name portion

Asterisk is an open-source private branch exchange PBX. Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE RFC 3428 authentication do not get proper alignment. An authenticated attacker...

CVE-2025-47779 Using malformed From header can forge identity with ";" or NULL in name portion

Asterisk is an open-source private branch exchange PBX. Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE RFC 3428 authentication do not get proper alignment. An authenticated attacker...

CVE-2020-5926

In BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, and 14.1.0-14.1.2.6, a BIG-IP virtual server with a Session Initiation Protocol SIP ALG profile, parsing SIP messages that contain a multi-part MIME payload with certain boundary strings can cause TMM to free memory to the wrong cache...

CVE-2020-5760

Grandstream HT800 series firmware version 1.0.17.5 and below is vulnerable to an OS command injection vulnerability. Unauthenticated remote attackers can execute arbitrary commands as root by crafting a special configuration file and sending a crafted SIP message...

CVE-2020-3654

u'Buffer overflow occurs while processing SIP message packet due to lack of check of index validation before copying into it' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti,...

CVE-2010-2834

Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager aka CUCM, formerly CallManager 6.x before 6.15SU1, 7.x before 7.15, and 8.0 before 8.02 allow remote attackers to cause a denial of service device reload or...

CVE-2010-2816

Unspecified vulnerability in the SIP inspection feature on Cisco Adaptive Security Appliances ASA 5500 series devices with software 8.0 before 8.05.17, 8.1 before 8.12.45, and 8.2 before 8.22.13 allows remote attackers to cause a denial of service device reload via crafted SIP packets, aka Bug ID...

CVE-2012-0330

Cisco TelePresence Video Communication Server with software before X7.0.1 allows remote attackers to cause a denial of service device crash via a malformed SIP message, aka Bug ID CSCtr20426...

CVE-2013-5555

Cisco Unified Communications Manager aka CUCM or Unified CM allows remote attackers to cause a denial of service service restart via a crafted SIP message, aka Bug ID CSCub54349...

CVE-2013-5553

Multiple memory leaks in Cisco IOS 15.1 before 15.14M7 allow remote attackers to cause a denial of service memory consumption or device reload by sending a crafted SIP message over 1 IPv4 or 2 IPv6, aka Bug IDs CSCuc42558 and CSCug25383...

CVE-2013-1176

The DSP card on Cisco TelePresence MCU 4500 and 4501 devices before 4.32.30, TelePresence MCU MSE 8510 devices before 4.32.30, and TelePresence Server before 2.31.55 does not properly validate H.264 data, which allows remote attackers to cause a denial of service device reload via crafted RTP...

CVE-2013-1145

Memory leak in Cisco IOS 12.2, 12.4, 15.0, and 15.1, when Zone-Based Policy Firewall SIP application layer gateway inspection is enabled, allows remote attackers to cause a denial of service memory consumption or device reload via malformed SIP messages, aka Bug ID CSCtl99174...

CVE-2013-1166

Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers ASR, when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service card reload by sending many SIP packets, aka Bug ID CSCuc65609...

CVE-2011-3276

Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service device reload or hang by sending crafted SIP packets to TCP port 5060, aka Bug ID CSCso02147...

CVE-2011-3278

Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service device reload by sending crafted SIP packets to UDP port 5060, aka Bug ID CSCti48483...

CVE-2019-19891

An encryption key vulnerability on Mitel SIP-DECT wireless devices 8.0 and 8.1 could allow an attacker to launch a man-in-the-middle attack. A successful exploit may allow the attacker to intercept sensitive information...

CVE-2013-3377

Cisco TelePresence TC Software before 5.1.7 and TE Software before 4.1.3 allow remote attackers to cause a denial of service device reload via crafted SIP packets, aka Bug ID CSCue01743...

CVE-2010-2835

Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager aka CUCM, formerly CallManager 6.x before 6.15, 7.0 before 7.02asu3, 7.1su before 7.13bsu2, 7.1 before 7.15, and 8.0 before 8.01 allow remote attackers to cause a...