CVE-2018-20001 — MEDIUM (6.5)

Vulnerability Description

In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of service via crafted input.

CVSS Score

6.5

MEDIUM

CVSS:3.0/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

Related Weaknesses (CWE)

CWE-20

References

https://bugzilla.libav.org/show_bug.cgi?id=1141ExploitIssue TrackingThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=1141ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2018-20001?

CVE-2018-20001 is a vulnerability with a CVSS score of 6.5 (MEDIUM). In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of service via crafted i...

How severe is CVE-2018-20001?

CVE-2018-20001 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-2018-20001?

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