Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionCVE.org
An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow, which may cause ioqueue backends to reject future key registrations.
AnalysisAI
An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow, which may cause ioqueue backends to reject future key registrations. Affected products include: Teluu Pjsip. Version information: before 2.7.1..
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
PJSIP is a free and open source multimedia communication library. Rated critical severity (CVSS 9.1), this vulnerability
PJSIP is a free and open source multimedia communication library written in C language implementing standard based proto
An issue was discovered in Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. Rated critical severity (CVSS 9
Buffer overflow in PJSIP multimedia library version 2.16 and earlier in PJNATH ICE implementation. Patch available. Affe
Heap overflow in PJSIP 2.16 and earlier DNS parser allows unauthenticated remote attackers to achieve code execution wit
PJSIP is a free and open source multimedia communication library written in C with high level API in C, C++, Java, C#, a
PJSIP is a free and open source multimedia communication library written in C language implementing standard based proto
PJSIP is a free and open source multimedia communication library written in C language implementing standard based proto
PJSIP is a free and open source multimedia communication library written in C. Rated critical severity (CVSS 9.8), this
PJSIP is a free and open source multimedia communication library written in C language implementing standard based proto
PJSIP is a free and open source multimedia communication library written in C. Rated critical severity (CVSS 9.8), this
PJSIP is a free and open source multimedia communication library written in C language. Rated critical severity (CVSS 9.
Same technique Buffer Overflow
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External POC / Exploit Code
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