CVE-2021-40943 — MEDIUM (5.5)

Vulnerability Description

In Bento4 1.6.0-638, there is a null pointer reference in the function AP4_DescriptorListInspector::Action function in Ap4Descriptor.h:124 , as demonstrated by GPAC. This can cause a denial of service (DOS).

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Axiosys	Bento4	1.6.0-638

Related Weaknesses (CWE)

CWE-476

References

https://github.com/axiomatic-systems/Bento4/issues/643ExploitIssue TrackingThird Party Advisory
https://github.com/axiomatic-systems/Bento4/issues/643ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2021-40943?

CVE-2021-40943 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In Bento4 1.6.0-638, there is a null pointer reference in the function AP4_DescriptorListInspector::Action function in Ap4Descriptor.h:124 , as demonstrated by GPAC. This can cause a denial of service...

How severe is CVE-2021-40943?

CVE-2021-40943 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40943?

Check the references section above for vendor advisories and patch information. Affected products include: Axiosys Bento4.