CVSS 3.1 Score 9.8 of 10 (high)


Published Oct 6, 2023
Updated: Dec 29, 2023
CWE ID 416


CVE-2023-38703 is a vulnerability that affects the PJSIP multimedia communication library. This vulnerability specifically impacts applications that have SRTP capability and use underlying media transport other than UDP. The vulnerability arises from a lack of synchronization between the higher-level SRTP transport and the lower-level transport, which can lead to a use-after-free issue. The potential impact ranges from unexpected application termination to control flow hijacking and memory corruption. A patch for this vulnerability is available as a commit in the master branch, and organizations using affected products should apply the patch to remediate the issue.


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