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CVE-2020-19609

Date: July 21, 2021

Artifex MuPDF before 1.18.0 has a heap based buffer over-write in tiff_expand_colormap() function when parsing TIFF files allowing attackers to cause a denial of service.

Language: C

Severity Score

5.5

Related Resources (9)

Url: https://bugs.ghostscript.com/show_bug.cgi?id=703076

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-19609

Url: https://bugs.ghostscript.com/show_bug.cgi?id=701176

Url: https://security-tracker.debian.org/tracker/CVE-2020-19609

Url: http://git.ghostscript.com/?p=mupdf.git%3Bh=b7892cdc7fae62aa57d63ae62144e1f11b5f9275

Url: https://lists.debian.org/debian-lts-announce/2021/09/msg00013.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-19609

Url: http://git.ghostscript.com/?p=mupdf.git;h=b7892cdc7fae62aa57d63ae62144e1f11b5f9275

Url: https://www.mend.io/vulnerability-database/CVE-2020-19609

Severity Score

5.5

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:	5.5
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:	4.3
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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