CVE-2021-3803 — Regex Denial of Service in Nth-check

CWE-1333 — Regex Denial of ServiceCWE-400 — Uncontrolled Resource Consumption7 documents6 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 62.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Fb55 Nth-checkNth-check Project Nth-checkDebian Node-nth-check+1 more
Timeline
PublishedSep 17
Latest updateMay 30

Description

nth-check is vulnerable to Inefficient Regular Expression Complexity

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5fb55/fb55_nth-checkunspecified — 2.0.1
▶debiandebian/node-nth-check< node-nth-check 2.0.1-1 (bookworm)

Also affects: Debian Linux 10.0

Patches

Patch: github.com ↗Patch: huntr.dev ↗Patch: github.com ↗

🔴Vulnerability Details

3
OSV
Inefficient Regular Expression Complexity in nth-check↗2021-09-20
▶
GHSA
Inefficient Regular Expression Complexity in nth-check↗2021-09-20
▶
OSV
CVE-2021-3803: nth-check is vulnerable to Inefficient Regular Expression Complexity↗2021-09-17
▶

📋Vendor Advisories

3
Ubuntu
nth-check vulnerability↗2023-05-30
▶
Red Hat
nodejs-nth-check: inefficient regular expression complexity↗2021-09-13
▶
Debian
CVE-2021-3803: node-nth-check - nth-check is vulnerable to Inefficient Regular Expression Complexity↗2021
▶