CVE-2021-23020 json
The NAAS 3.x before 3.10.0 API keys were generated using an insecure pseudo-random string and hashing algorithm which could lead to predict…
published 2021-06-01 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-10138
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
The NAAS 3.x before 3.10.0 API keys were generated using an insecure pseudo-random string and hashing algorithm which could lead to predictable keys.
Patch / fix
- f5 nginx_controller 3.10.0
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- n/a Nginx Controller
Classification
- Weakness
-
- CWE-330 Use of Insufficiently Random Values
References
-
support.f5.com
/csp/article/K45263486
vendor-advisory
Sources
- CVE List CVE-2021-23020
- NVD CVE-2021-23020
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