CVE-2021-32439 — HIGH (7.8)

Vulnerability 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 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Gpac	Gpac	1.0.1

Related Weaknesses (CWE)

CWE-120

References

https://github.com/gpac/gpac/commit/77ed81c069e10b3861d88f72e1c6be1277ee7eaePatchThird Party Advisory
https://github.com/gpac/gpac/issues/1774ExploitIssue TrackingThird Party Advisory
https://github.com/gpac/gpac/commit/77ed81c069e10b3861d88f72e1c6be1277ee7eaePatchThird Party Advisory
https://github.com/gpac/gpac/issues/1774ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-32439?

CVE-2021-32439 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.

How severe is CVE-2021-32439?

CVE-2021-32439 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-32439?

Check the references section above for vendor advisories and patch information. Affected products include: Gpac Gpac.