CVE-2018-16643 — MEDIUM (6.5)

Vulnerability Description

The functions ReadDCMImage in coders/dcm.c, ReadPWPImage in coders/pwp.c, ReadCALSImage in coders/cals.c, and ReadPICTImage in coders/pict.c in ImageMagick 7.0.8-4 do not check the return value of the fputc function, which allows remote attackers to cause a denial of service via a crafted image 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
Imagemagick	Imagemagick	7.0.8-4
Canonical	Ubuntu Linux	14.04
Debian	Debian Linux	8.0

Related Weaknesses (CWE)

CWE-252

References

https://github.com/ImageMagick/ImageMagick/commit/6b6bff054d569a77973f2140c0e863PatchThird Party Advisory
https://github.com/ImageMagick/ImageMagick/issues/1199Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00002.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html
https://usn.ubuntu.com/3785-1/Third Party Advisory
https://github.com/ImageMagick/ImageMagick/commit/6b6bff054d569a77973f2140c0e863PatchThird Party Advisory
https://github.com/ImageMagick/ImageMagick/issues/1199Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00002.htmlThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00007.html
https://usn.ubuntu.com/3785-1/Third Party Advisory

FAQ

What is CVE-2018-16643?

CVE-2018-16643 is a vulnerability with a CVSS score of 6.5 (MEDIUM). The functions ReadDCMImage in coders/dcm.c, ReadPWPImage in coders/pwp.c, ReadCALSImage in coders/cals.c, and ReadPICTImage in coders/pict.c in ImageMagick 7.0.8-4 do not check the return value of the...

How severe is CVE-2018-16643?

CVE-2018-16643 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-2018-16643?

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