Out-of-bounds Read in Gpac
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (56.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Gpac — versions 2.0.0
Weakness classification (CWE)
References
- github.com/gpac/gpac/issues/2179 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/share/doc/ma… (Exploit, Third Party Advisory)
- github.com/gpac/gpac/blob/105d67985ff3c3f4b98a98f312e3d84ae77a4463/src/utils/ut… (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-30976?
- CVE-2022-30976 is a high-severity vulnerability in Gpac, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2022-05-18.
- How severe is CVE-2022-30976?
- High severity. CVSS v3 base score is 7.1 out of 10.