CVE-2019-14443 — MEDIUM (6.5)

Vulnerability Description

An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avconv.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libav	Libav	12.3
Debian	Debian Linux	8.0

Related Weaknesses (CWE)

CWE-369

References

https://bugzilla.libav.org/show_bug.cgi?id=1161#c1ExploitIssue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.htmlMailing ListThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=1161#c1ExploitIssue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/12/msg00003.htmlMailing ListThird Party Advisory

FAQ

What is CVE-2019-14443?

CVE-2019-14443 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An issue was discovered in Libav 12.3. Division by zero in range_decode_culshift in libavcodec/apedec.c allows remote attackers to cause a denial of service (application crash), as demonstrated by avc...

How severe is CVE-2019-14443?

CVE-2019-14443 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-14443?

Check the references section above for vendor advisories and patch information. Affected products include: Libav Libav, Debian Debian Linux.