VulnerabilityModified
CVE-2021-32439
Buffer overflow in the stbl_AppendSize function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file.
HIGH 7.8EPSS 1.27%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.27%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Buffer overflow in the stbl_AppendSize function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.27% probability · 68th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120
- Affected
- gpac/gpac
- Source
- cve@mitre.org
References
- https://github.com/gpac/gpac/commit/77ed81c069e10b3861d88f72e1c6be1277ee7eaePatch, Third Party Advisory
- https://github.com/gpac/gpac/issues/1774Exploit, Issue Tracking, Third Party Advisory
- https://github.com/gpac/gpac/commit/77ed81c069e10b3861d88f72e1c6be1277ee7eaePatch, Third Party Advisory
- https://github.com/gpac/gpac/issues/1774Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.