CVE-2018-10963: n/a vulnerability

CVE-2018-10963: The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to...

The TIFFWriteDirectorySec() function in tif_dirwrite.c in LibTIFF through 4.0.9 allows remote attackers to cause a denial of service (assertion failure and application crash) via a crafted file, a different vulnerability than CVE-2017-13726.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 07:54 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2018-10963 is a LibTIFF denial-of-service issue. A crafted TIFF file can trigger an assertion failure in TIFFWriteDirectorySec(), crashing software that processes the file. The sources describe availability impact, not data theft or code execution. Exposure is most likely where LibTIFF is used to process untrusted or externally supplied TIFF images, including servers, desktop tools, and batch image pipelines. The bundle does not provide CPEs or a complete affected product list. Prioritize remediation for systems that process external TIFF files or support business-critical image workflows. The main risk is service interruption, not confirmed compromise. Patch through normal security update channels unless exposure is internet-facing or operationally critical. Mitigation focus: Inventory systems and applications using LibTIFF through 4.0.9.; Apply relevant Ubuntu, Debian, Debian LTS, or Red Hat security updates.; Check current vendor guidance for fixed package versions..

Prepared: Jun 7, 2026, 13:40 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

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 10, 2018, 02:00 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

5Source 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
USN-3864-1CVE reference · vendor-advisory, x_refsource_UBUNTU
DSA-4349CVE reference · vendor-advisory, x_refsource_DEBIAN
[debian-lts-announce] 20180702 [SECURITY] [DLA 1411-1] tiff security updateCVE reference · mailing-list, x_refsource_MLIST
RHSA-2019:2053CVE reference · vendor-advisory, x_refsource_REDHAT

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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