CVE-2017-18243 — MEDIUM (6.5)

Vulnerability Description

The unpack_parse_unit function in libavcodec/dirac_parser.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation fault) via a crafted file.

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	12.2

Related Weaknesses (CWE)

CWE-119

References

https://bugzilla.libav.org/show_bug.cgi?id=1088Issue TrackingThird Party Advisory
https://bugzilla.libav.org/show_bug.cgi?id=1088Issue TrackingThird Party Advisory

FAQ

What is CVE-2017-18243?

CVE-2017-18243 is a vulnerability with a CVSS score of 6.5 (MEDIUM). The unpack_parse_unit function in libavcodec/dirac_parser.c in Libav 12.2 allows remote attackers to cause a denial of service (segmentation fault) via a crafted file.

How severe is CVE-2017-18243?

CVE-2017-18243 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-2017-18243?

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