Vulnerability Details : CVE-2021-43302
Read out-of-bounds in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause an out-of-bounds read when the filename is shorter than 4 characters.
Products affected by CVE-2021-43302
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:teluu:pjsip:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-43302
0.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-43302
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:P |
10.0
|
4.9
|
NIST | |
|
9.1
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
3.9
|
5.2
|
NIST |
CWE ids for CVE-2021-43302
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by:
- nvd@nist.gov (Secondary)
- reefs@jfrog.com (Primary)
References for CVE-2021-43302
-
https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9
Potential buffer overflow in pjsua_player_create(), pjsua_recorder_create(), pjmedia_wav_player_create(), and pjsua_call_dump() · Advisory · pjsip/pjproject · GitHubPatch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
[SECURITY] [DLA 3549-1] ring security update
-
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html
[SECURITY] [DLA 3194-1] asterisk security updateMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html
[SECURITY] [DLA 2962-1] pjproject security updateMailing List;Third Party Advisory
-
https://www.debian.org/security/2022/dsa-5285
Debian -- Security Information -- DSA-5285-1 asteriskThird Party Advisory
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