CVE-2022-30976
HIGHCVSS 7.1/10EPSS 0.81%
Last modified
CVE-2022-30976 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. 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.. EPSS estimates a 0.81% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gpac | Gpac | 2.0.0 |
References
- https://github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/share/doc/man/gpac.1#L2226-L2229Exploit, Third Party Advisory
- https://github.com/gpac/gpac/issues/2179Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/share/doc/man/gpac.1#L2226-L2229Exploit, Third Party Advisory
- https://github.com/gpac/gpac/issues/2179Exploit, Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2022-30976?
CVE-2022-30976 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2022-30976?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-30976?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST