CVE-2023-23143: gpac Classic Buffer Overflow
CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2023-23143DEBIAN-CVE-2023-23143
Published 20-01-2023Last modified 03-04-2025
Vulnerability summary
CVE-2023-23143 is a high (CVSS 7.8) Classic Buffer Overflow vulnerability in gpac. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 32.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.40%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 20-01-2023PublishedVulnerability first disclosed.
- 03-04-2025Last modifiedVulnerability information updated.
Description
Buffer overflow vulnerability in function avc_parse_slice in file media_tools/av_parsers.c. GPAC version 2.3-DEV-rev1-g4669ba229-master.
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
32%
Versus all other CVEs
30-day change
0.00 pp
From 0.40% on 19-09-2026
19-09-202619-10-2026
EPSS score0.40%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundGpac
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian1 product
- gpac< 1.0.1+dfsg1-4+deb11u2
Gpac1 product
- gpac2.3-dev-rev1-g4669ba229-master
Ubuntu1 product
- gpacAll versions (No fix recorded)
3 vendors · 3 products
References
5 links- github.com/gpac/gpac/commit/af6a5e7a96ee01a139cce6c9e4edfc069aad17a6REPORTExploitPatchThird Party Advisory
www.debian.org/security/2023/dsa-5411Vendor Advisory