CVE-2022-42966 MEDIUM

CVE-2022-42966: Exponential ReDoS in cleo leads to denial of service

Vendor Cleo

Product cleo

Weakness CWE-1333

Published November 9, 2022

Last update May 1, 2025

View on NVD All CVEs

CVSS base score

5.9/10

Attack vector Network

Attack complexity High

Privileges required None

User interaction None

Confidentiality None

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the cleo PyPI package, when an attacker is able to supply arbitrary input to the Table.set_rows method

Key dates

02Disclosure timeline

November 9, 2022 CVE published

May 1, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2022-42966 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/1333.html

Related vulnerabilities

CVE-2022-42966: Exponential ReDoS in cleo leads to denial of service

01Description

02Disclosure timeline

03References

04Related CVE