CVE-2020-27829 : A heap based buffer overflow in coders/tiff.c may result in program crash and de

A heap based buffer overflow in coders/tiff.c may result in program crash and denial of service in ImageMagick before 7.0.10-45.

Published 2021-03-26 17:15:12

Updated 2021-03-29 20:25:47

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: OverflowDenial of service

Products affected by CVE-2020-27829

Imagemagick » Imagemagick
Versions before (<) 7.0.10-45
cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 24 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.3	MEDIUM	AV:N/AC:M/Au:N/C:N/I:N/A:P	8.6	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE-122 Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Assigned by: secalert@redhat.com (Primary)

https://github.com/ImageMagick/ImageMagick/commit/6ee5059cd3ac8d82714a1ab1321399b88539abf0

possible TIFF related-heap buffer overflow (alert & POC by Hardik Shah) · ImageMagick/ImageMagick@6ee5059 · GitHub
Patch;Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1922525

1922525 – (CVE-2020-27829) CVE-2020-27829 ImageMagick: heap buffer overflow in coders/tiff.c
Issue Tracking;Patch;Third Party Advisory

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