9.1
CVSSv3

CVE-2021-43845

Published: 27/12/2021 Updated: 30/08/2023
CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10
CVSS v3 Base Score: 9.1 | Impact Score: 5.2 | Exploitability Score: 3.9
VMScore: 570
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

Vulnerability 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.

Vulnerability Trend

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teluu pjsip

debian debian linux 9.0

debian debian linux 10.0

debian debian linux 11.0

Vendor Advisories

Debian Bug report logs - #1014998 ring: CVE-2021-32686 CVE-2021-37706 CVE-2022-21723 CVE-2022-23608 CVE-2021-43299 CVE-2021-43300 CVE-2021-43301 CVE-2021-43302 CVE-2021-43303 CVE-2021-43804 CVE-2021-43845 CVE-2022-21722 CVE-2022-24754 CVE-2022-24763 CVE-2022-24764 CVE-2022-24793 Package: src:ring; Maintainer for src:ring is Debian VoIP Te ...
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