CVE-2021-23371 : This affects the package chrono-node before 2.2.4. It hangs on a date-like string with lots of embedded spaces.

This affects the package chrono-node before 2.2.4. It hangs on a date-like string with lots of embedded spaces.

Published 2021-04-12 13:15:13

Updated 2021-04-20 00:14:36

Source Snyk

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-23371

EPSS FAQ

0.21%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 59 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-23371

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
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
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
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
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	Snyk
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2021-23371

https://github.com/wanasit/chrono/commit/98815b57622443b5c498a427210ebd603d705f4c

Fix: unblounded regex backtracking in timeunit parsing · wanasit/chrono@98815b5 · GitHub
Patch;Third Party Advisory
https://snyk.io/vuln/SNYK-JS-CHRONONODE-1083228

Regular Expression Denial of Service (ReDoS) in chrono-node | Snyk
Exploit;Third Party Advisory
https://github.com/wanasit/chrono/issues/382

parse hangs on a date-like string with lots of embedded spaces · Issue #382 · wanasit/chrono · GitHub
Exploit;Patch;Third Party Advisory

Products affected by CVE-2021-23371

Chrono-node Project » Chrono-node » For Node.js
Versions before (<) 2.2.4
cpe:2.3:a:chrono-node_project:chrono-node:*:*:*:*:*:node.js:*:*
Matching versions