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gitlabHttps://gitlab.com/gitlab-org/security-products/gemnasium-dbGITLAB-0746EF21FB57269306F975E13A419E12
HistoryJun 06, 2023 - 12:00 a.m.

Inefficient Regular Expression Complexity

2023-06-0600:00:00
https://gitlab.com/gitlab-org/security-products/gemnasium-db
gitlab.com
4
regular expression
denial of service
redos
vulnerability
redcloth gem

CVSS3

7.5

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

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

46.7%

A Regular Expression Denial of Service (ReDoS) issue was discovered in the sanitize_html function of redcloth gem v4.0.0. This vulnerability allows attackers to cause a Denial of Service (DoS) via supplying a crafted payload.

Affected configurations

Vulners
Node
gemredclothRange4.3.2
VendorProductVersionCPE
gemredcloth*cpe:2.3:a:gem:redcloth:*:*:*:*:*:*:*:*

CVSS3

7.5

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

AI Score

6.4

Confidence

High

EPSS

0.001

Percentile

46.7%