Lucene search

K
redhatcveRedhat.comRH:CVE-2023-31606
HistoryJul 20, 2023 - 7:44 p.m.

CVE-2023-31606

2023-07-2019:44:11
redhat.com
access.redhat.com
19
rubygems
redcloth
html sanitizer
regular expression
denial of service

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

EPSS

0.001

Percentile

46.7%

The HTML sanitizer function in Rubygems’ Redcloth incorrectly handles regular expression inputs. This issue could allow an attacker to send a malicious regexp to the server and cause a denial of service.

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

EPSS

0.001

Percentile

46.7%