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Vulnerability CVE-2022-21723
Published: 2022-01-27
| Description: |
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 versions 2.11.1 and prior, parsing an incoming SIP message that contains a malformed multipart can potentially cause out-of-bound read access. This issue affects all PJSIP users that accept SIP multipart. The patch is available as commit in the `master` branch. There are no known workarounds. |
Type:
CWE-125 (Out-of-bounds Read)
CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
6.4/10 |
4.9/10 |
10/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
None |
Partial |
References: |
https://github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pm
https://github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896
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