CVE-2020-26311
GHSL-2020-312: Regular Expression Denial of Service (ReDoS) in useragent
HIGH 8.7EPSS 0.5%
Useragent is a user agent parser for Node.js. All versions as of time of publication contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no patches are available.
- Affected
- 3rd-Eden · useragent
- CVSS v4.0 GITHUB
- 8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Green - CVSS v4.0 GitHub
- 6.6 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green - CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 0.52% chance of exploitation in the next 30 days, 43rd percentile
- Published
- 2024-10-26
- Updated
- 2024-10-28
Proof-of-concept exploits (1)
Security advisories
- https://securitylab.github.com/advisories/GHSL-2020-312-redos-useragent
- advisories/GHSA-mgfv-m47x-4wqp
- 3rd-Eden/useragent/issues/167