Home/CVE/In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in coders/png.c allows an attacker to cause
CVE

CVE-2018-16749

In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in coders/png.c allows an attacker to cause

In ImageMagick 7.0.7-29 and earlier, a missing NULL check in ReadOneJNGImage in coders/png.c allows an attacker to cause a denial of service (WriteBlob assertion failure and application exit) via a crafted file.

MEDIUM · CVSS 6.5 EPSS 0.00241
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

4
imagemagick< 6.9.9-42
imagemagick>= 7.0.0-0 and <= 7.0.7-29
canonical ubuntu linuxall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
pocgithub.com · 1119github.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Sep 2018 · 03:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
rhsaRHSA-2020:1180Low
suse-csafSUSE-SU-2018:3348-1
suse-csafSUSE-SU-2018:3269-1
suse-csafSUSE-SU-2018:3095-1
usnUSN-3785-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/ImageMagick/ImageMagick6/commit/1007b98f8795ad4bea6bc5f68a32d83e982fdae4PatchThird 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.htmlMailing ListThird Party Advisory
https://usn.ubuntu.com/3785-1/Third Party Advisory
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