Vulnerability in Pjsip Pjproject

CVE-2022-39269

PJSIP is a free and open source multimedia communication library written in C. When processing certain packets, PJSIP may incorrectly switch from using SRTP media transport to using basic RTP upon SRTP restart, causing the media to be sent insecurely. The vulnerability impacts all PJSIP users that use SRTP. The patch is available as commit d2acb9a in the master branch of the project and will be included in version 2.13. Users are advised to manually patch or to upgrade. There are no known workarounds for this vulnerability.

EPSS: 0.006 (47.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-39269?
CVE-2022-39269 is a critical-severity vulnerability in Pjsip Pjproject, classified under Cleartext Transmission of Sensitive Information. CVSS score: 9.1/10. Published 2022-10-06.
How severe is CVE-2022-39269?
Critical severity. CVSS v3 base score is 9.1 out of 10.