CVE-2021-44686

CVE-2021-44686, security advisory, suse linux, suse, security, cve

CVE-2021-44686

Common Vulnerabilities and Exposures

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Upstream information

CVE-2021-44686 at MITRE

Description

calibre before 5.32.0 contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service) in html_preprocess_rules in ebooks/conversion/preprocess.py.

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SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	5
Vector	AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

CVSS v3 Scores

	National Vulnerability Database
Base Score	7.5
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	High
CVSSv3 Version	3.1

SUSE Bugzilla entry: 1193469 [RESOLVED / INVALID]

No SUSE Security Announcements cross referenced.

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SUSE Timeline for this CVE

CVE page created: Tue Dec 7 07:00:08 2021
CVE page last modified: Wed Oct 26 23:29:09 2022