Vulnerability Details : CVE-2022-30976
GPAC 2.0.0 misuses a certain Unicode utf8_wcslen (renamed gf_utf8_wcslen) function in utils/utf.c, resulting in a heap-based buffer over-read, as demonstrated by MP4Box.
Exploit prediction scoring system (EPSS) score for CVE-2022-30976
Probability of exploitation activity in the next 30 days: 0.10%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 41 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2022-30976
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:H/Au:N/C:P/I:N/A:P |
4.9
|
4.9
|
NIST |
|
7.1
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H |
1.8
|
5.2
|
NIST |
CWE ids for CVE-2022-30976
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-30976
-
https://github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/share/doc/man/gpac.1#L2226-L2229
gpac/gpac.1 at 105d67985ff3c3f4b98a98f312e3d84ae77a4463 · gpac/gpac · GitHubExploit;Third Party Advisory
-
https://github.com/gpac/gpac/issues/2179
[BUG] heap buffer overflow in gf_utf8_wcslen, utils/utf.c:442 · Issue #2179 · gpac/gpac · GitHubExploit;Issue Tracking;Patch;Third Party Advisory
-
https://github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/src/utils/utf.c#L35-L59
gpac/utf.c at 105d67985ff3c3f4b98a98f312e3d84ae77a4463 · gpac/gpac · GitHubThird Party Advisory
Products affected by CVE-2022-30976
- cpe:2.3:a:gpac:gpac:2.0.0:*:*:*:*:*:*:*