CVE-2018-9018: n/a vulnerability

CVE-2018-9018: In GraphicsMagick 1.3.28, there is a divide-by-zero in the ReadMNGImage function of coders/png.c.

In GraphicsMagick 1.3.28, there is a divide-by-zero in the ReadMNGImage function of coders/png.c. Remote attackers could leverage this vulnerability to cause a crash and denial of service via a crafted mng file.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 07:10 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2018-9018 is a crash bug in GraphicsMagick 1.3.28. A crafted MNG image can trigger a divide-by-zero and cause denial of service. This matters most where servers automatically process images from users, partners, email, or web uploads. Exposure is likely in systems running GraphicsMagick 1.3.28 or affected distro packages and processing untrusted MNG/image files. Public upload pipelines, CMS media processing, mail attachment handling, and batch image conversion jobs are the main areas to check. Treat as a targeted availability risk, not a confirmed compromise risk. Patch promptly for public-facing or automated image-processing systems. Lower-exposure internal systems can follow normal security maintenance after confirming they do not process untrusted MNG files. Mitigation focus: Update GraphicsMagick using the relevant vendor or distribution security advisory.; Prioritize systems that process untrusted uploads or attachments automatically.; Restrict or disable MNG processing where it is not business-required..

Prepared: Jun 7, 2026, 14:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Mar 25, 2018, 21:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

7Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
[debian-lts-announce] 20180328 [SECURITY] [DLA 1322-1] graphicsmagick security updateCVE reference · mailing-list, x_refsource_MLIST
DSA-4321CVE reference · vendor-advisory, x_refsource_DEBIAN
https://sourceforge.net/p/graphicsmagick/bugs/554/CVE reference · x_refsource_MISC
[debian-lts-announce] 20180803 [SECURITY] [DLA 1456-1] graphicsmagick security updateCVE reference · mailing-list, x_refsource_MLIST
FEDORA-2019-f12cb1ddabCVE reference · vendor-advisory, x_refsource_FEDORA
FEDORA-2019-210b0a6e4fCVE reference · vendor-advisory, x_refsource_FEDORA

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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