Date.parse in the date gem through 3.2.0 for Ruby allows ReDoS (regular expression Denial of Service) via a long string. The fixed versions are 3.2.1, 3.1.2, 3.0.2, and 2.0.1.
Published 2022-01-01 05:15:08
Updated 2024-01-24 05:15:12
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Denial of service

Threat overview for CVE-2021-41817

Top countries where our scanners detected CVE-2021-41817
Top open port discovered on systems with this issue 53
IPs affected by CVE-2021-41817 685,251
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2021-41817!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2021-41817

Probability of exploitation activity in the next 30 days: 0.22%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 61 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-41817

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
NIST
7.5
HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
NIST

CWE ids for CVE-2021-41817

References for CVE-2021-41817

Products affected by CVE-2021-41817

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