VDB
CVE-2021-27292
CVE-2021-27292
PUBLISHED
CVSS 7.5 HIGH
ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.
EPSS 3.37% · 87.8th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
3.37%
87.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | node-ua-parser-js | 0.7.14-1, 0 |
| Ubuntu:22.04:LTS | node-ua-parser-js | 0.7.24+ds-1, 0.7.31+ds+~0.7.36-1, 0.7.24+ds-2 |
| Ubuntu:20.04:LTS | node-ua-parser-js | 0, 0.7.14-1 |
Timeline
- Mar 17, 2021 CVE Published
- Mar 23, 2021 CVE Updated
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 7, 2022 PoC Published
- Jul 3, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-27292 third-party-advisory
- https://gist.github.com/b-c-ds/6941d80d6b4e694df4bc269493b7be76 third-party-advisory
- https://github.com/pygments/pygments/commit/2e7e8c4a7b318f4032493773732754e418279a14 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-27292 third-party-advisory