CVE-2020-16307: n/a vulnerability

CVE-2020-16307: A null pointer dereference vulnerability in devices/vector/gdevtxtw.c and psi/zbfont.c of Artifex Software...

A null pointer dereference vulnerability in devices/vector/gdevtxtw.c and psi/zbfont.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted postscript file. This is fixed in v9.51.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 4, 2024, 13:37 UTC (UTC+00:00)

Security readout for executives and security teams

Ghostscript 9.50 can crash when handling a specially crafted PostScript file. The known impact is denial of service, not code execution. Risk is highest where Ghostscript processes untrusted documents automatically, such as upload, conversion, print, or preview workflows. Organizations are exposed if they run Ghostscript 9.50 or vulnerable distribution packages, especially in automated document-processing paths that accept external PostScript-like input. Treat as a moderate availability risk. Prioritize remediation where document processing is automated, externally reachable, or business-critical. Lower urgency applies to isolated desktops with limited untrusted file handling. Mitigation focus: Upgrade Ghostscript to version 9.51 or a fixed vendor package.; Apply Debian, Ubuntu, or Gentoo security updates where those distributions are used.; Prioritize internet-facing or automated document-conversion systems first..

Prepared: Jun 3, 2026, 10:59 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: Aug 13, 2020, 02:09 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

6Source 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
https://bugs.ghostscript.com/show_bug.cgi?id=701822CVE reference · x_refsource_MISC
[debian-lts-announce] 20200820 [SECURITY] [DLA 2335-1] ghostscript security updateCVE reference · mailing-list, x_refsource_MLIST
DSA-4748CVE reference · vendor-advisory, x_refsource_DEBIAN
GLSA-202008-20CVE reference · vendor-advisory, x_refsource_GENTOO
USN-4469-1CVE reference · vendor-advisory, x_refsource_UBUNTU

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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