cvedb.io
CVE-2021-43845
HIGH · CVSS 8.2
EPSS exploitation probability: 0%
Published 2021-12-27T18:15:07.460 · Last modified 2026-06-17T04:11:33.537

Summary

PJSIP is a free and open source multimedia communication library. In version 2.11.1 and prior, if incoming RTCP XR message contain block, the data field is not checked against the received packet size, potentially resulting in an out-of-bound read access. This affects all users that use PJMEDIA and RTCP XR. A malicious actor can send a RTCP XR message with an invalid packet size.

Affected products

teluu — pjsip

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.