Stack-based Buffer Overflow in gpac/gpac

published 2023-02-09 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12787

cvss: 7.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

Stack-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.2.

Patch / fix

fixed in 1 distros 1 links 2

gpac gpac/gpac 2.2

gpac Debian 11 1.0.1+dfsg1-4+deb11u2

debian advisories DEBIAN-CVE-2023-0770

github.com/gpac/gpac@c319418 commit
huntr.dev/bounties/e0fdeee5-7909-446e-9bd0-db80fd80e8dd advisory

Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

huntr.dev https://huntr.dev/bounties/e0fdeee5-7909-446e-9bd0-db80fd80e8dd referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

gpac gpac/gpac

Classification

Weakness

CWE-121 Stack-based Buffer Overflow
CWE-787 Out-of-bounds Write

References

github.com /gpac/gpac/commit/c31941822ee275a35bc148382bafef1c53ec1c26
patch
huntr.dev /bounties/e0fdeee5-7909-446e-9bd0-db80fd80e8dd
exploit, issue-tracking, patch, third-party-advisory
debian.org /security/2023/dsa-5411
vendor-advisory, third-party-advisory

Sources

CVE List CVE-2023-0770
NVD CVE-2023-0770

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary