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CVE-2020-16307

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Date: August 12, 2020

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.

Language: C

Severity Score

Related Resources (13)

http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=407c98a38c3a6ac1681144ed45cc2f4fc374c91f
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://www.debian.org/security/2020/dsa-4748
https://usn.ubuntu.com/4469-1/
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=407c98a38c3a6ac1681144ed45cc2f4fc374c91f
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-16307
https://nvd.nist.gov/vuln/detail/CVE-2020-16307
https://security.alpinelinux.org/vuln/CVE-2020-16307
https://security-tracker.debian.org/tracker/CVE-2020-16307
https://security.gentoo.org/glsa/202008-20
https://access.redhat.com/security/cve/CVE-2020-16307
https://bugs.ghostscript.com/show_bug.cgi?id=701822
https://www.mend.io/vulnerability-database/CVE-2020-16307

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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