CVE-2021-21375

Summary

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In PJSIP version 2.10 and earlier, after an initial INVITE has been sent, when two 183 responses are received, with the first one causing negotiation failure, a crash will occur. This results in a denial of service.

Affected Software

VendorProductVersion RangeStatus
pjsippjproject<= 2.10affected

Weaknesses

  • CWE-400: CWE-400 Uncontrolled Resource Consumption

ADP Enrichment

CVE Program Container

Additional References

References