CVE-2026-21905

A Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the SIP application layer gateway ALG of Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC allows an unauthenticated network-based attacker sending specific SIP messages over TCP to crash the flow...

EUVD-2026-2687

A Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the SIP application layer gateway ALG of Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC allows an unauthenticated network-based attacker sending specific SIP messages over TCP to crash the flow...

CVE-2026-21905 Junos OS: SRX Series, MX Series with MX-SPC3 or MS-MPC: Receipt of multiple specific SIP messages results in flow management process crash

A Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the SIP application layer gateway ALG of Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC allows an unauthenticated network-based attacker sending specific SIP messages over TCP to crash the flow...

CVE-2026-21905

A Loop with Unreachable Exit Condition 'Infinite Loop' vulnerability in the SIP application layer gateway ALG of Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC allows an unauthenticated network-based attacker sending specific SIP messages over TCP to crash the flow...

CVE-2026-21905

CVE-2026-21905 affects Juniper Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC. The vulnerability is a loop with an unreachable exit condition in the SIP application layer gateway (ALG) that can be triggered by processing multiple SIP messages over TCP. This causes the flow management...

PT-2026-3119

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC versions prior to 21.2R3-S10 Juniper Networks Junos OS on SRX Series and MX Series with MX-SPC3 or MS-MPC versions 21.4 through 21.4R3-S12 Juniper Networks Junos OS o...

CVE-2023-43959

An issue in YeaLinkSIP-T19P-E2 v.53.84.0.15 allows a remote privileged attacker to execute arbitrary code via a crafted request the ping function of the diagnostic component...

CVE-2010-0590

The CMSIPUtility component in Cisco Unified Communications Manager aka CUCM, formerly CallManager 7.x before 7.13asu1 and 8.x before 8.01 allows remote attackers to cause a denial of service process failure via a malformed SIP Register message, aka Bug ID CSCtc37188...

CVE-2010-0591

Cisco Unified Communications Manager aka CUCM, formerly CallManager 6.x before 6.15, 7.x before 7.13bSU2, and 8.x before 8.01 allows remote attackers to cause a denial of service process failure via a malformed SIP REG message, related to an overflow of the Telephone-URL field, aka Bug ID...

CVE-2021-33056

Belledonne Belle-sip before 4.5.20, as used in Linphone and other products, can crash via an invalid From header in a SIP message...

CVE-2021-0597

In notifyProfileAdded and notifyProfileRemoved of SipService.java, there is a possible way to retrieve SIP account names due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for...

CVE-2022-23025

On BIG-IP version 16.1.x before 16.1.1, 15.1.x before 15.1.4, 14.1.x before 14.1.4.4, and all versions of 13.1.x, when a SIP ALG profile is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reache...

CVE-2011-0939

Unspecified vulnerability in Cisco IOS 12.4, 15.0, and 15.1, and IOS XE 2.5.x through 3.2.x, allows remote attackers to cause a denial of service device reload via a crafted SIP message, aka Bug ID CSCth03022...

CVE-2020-24615

Pexip Infinity before 24.1 has Improper Input Validation, leading to temporary denial of service via SIP...

CVE-2024-41710

A vulnerability in the Mitel 6800 Series, 6900 Series, and 6900w Series SIP Phones, including the 6970 Conference Unit, through R6.4.0.HF1 R6.4.0.136 could allow an authenticated attacker with administrative privilege to conduct an argument injection attack, due to insufficient parameter...

CVE-2024-41711

A vulnerability in the Mitel 6800 Series, 6900 Series, and 6900w Series SIP Phones, including the 6970 Conference Unit, through R6.4.0.HF1 R6.4.0.136 could allow an unauthenticated attacker with physical access to the phone to conduct an argument injection attack, due to insufficient parameter...

CVE-2023-29087

An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, Exynos 9110, and Exynos Auto T5123. Memory corruption can occur due to insufficient parameter validation while decoding an SIP Retry-After...

CVE-2023-29088

An issue was discovered in Samsung Exynos Mobile Processor, Automotive Processor and Modem for Exynos Modem 5123, Exynos Modem 5300, Exynos 980, Exynos 1080, Exynos 9110, and Exynos Auto T5123. Memory corruption can occur due to insufficient parameter validation while decoding an SIP...

PT-2026-2022

Name of the Vulnerable Software and Affected Versions ALGO 8180 IP Audio Alerter affected versions not specified Description The ALGO 8180 IP Audio Alerter contains a use-after-free condition in its implementation of the Session Initiation Protocol SIP. This issue could allow for remote code...

CVE-2025-15251

A vulnerability was detected in beecue FastBee up to 2.1. Impacted is the function getRootElement of the file springboot/fastbee-server/sip-server/src/main/java/com/fastbee/sip/handler/req/ReqAbstractHandler.java of the component SIP Message Handler. The manipulation results in xml external entit...