CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
46.7%
RedCloth is vulnerable to Regular Expression Denial Of Service (ReDoS). The vulnerability exists in the clean_html
function of html.rb
due to inefficient regular expressions complexity, leading to long parsing times or an application crash.
github.com/advisories/GHSA-qcm3-vfq5-wfr2
github.com/e23e/CVE-2023-31606#readme
github.com/jgarber/redcloth
github.com/jgarber/redcloth/blob/v4.3.2/lib/redcloth/formatters/html.rb#L327
github.com/jgarber/redcloth/issues/73
lists.debian.org/debian-lts-announce/2023/07/msg00002.html
security.gentoo.org/glsa/202401-14