Vulnerability in Cronvel String-Kit
CVE-2021-4299
A vulnerability classified as problematic was found in cronvel string-kit up to 0.12.7. This vulnerability affects the function naturalSort of the file lib/naturalSort.js. The manipulation leads to inefficient regular expression complexity. The attack can be initiated remotely. Upgrading to version 0.12.8 is able to address this issue. The name of the patch is 9cac4c298ee92c1695b0695951f1488884a7ca73. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217180.
Vulnerability class: ReDoS (Regular Expression Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.009 (59.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Cronvel String-Kit — versions 0.12.0, 0.12.1, 0.12.2
- String Kit Project
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, permissions-required, Third Party Advisory)
- github.com/cronvel/string-kit/commit/9cac4c298ee92c1695b0695951f1488884a7ca73 (Patch, Third Party Advisory, patch)
- github.com/cronvel/string-kit/releases/tag/v0.12.8 (Third Party Advisory, Release Notes, patch)
Frequently asked questions
- What is CVE-2021-4299?
- CVE-2021-4299 is a medium-severity vulnerability in Cronvel String-Kit, classified under Inefficient Regular Expression Complexity. CVSS score: 4.3/10. Published 2023-01-02.
- How severe is CVE-2021-4299?
- Medium severity. CVSS v3 base score is 4.3 out of 10.