CVE-2021-22882 json
UniFi Protect before v1.17.1 allows an attacker to use spoofed cameras to perform a denial-of-service attack that may cause the UniFi Prote…
published 5y ago modified 4mo ago also EUVD-2021-10015
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.3%
- EPSS 1.3% chance of exploitation in 30 days, percentile 71%
- public exploits
- 0
- none known
Summary
UniFi Protect before v1.17.1 allows an attacker to use spoofed cameras to perform a denial-of-service attack that may cause the UniFi Protect controller to crash.
Patch / fix
- ui unifi_protect_controller 1.17.1
Is CVE-2021-22882 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerExploit prediction
1.32% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- n/a UniFi Protect
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
References
-
community.ui.com
/releases/Security-advisory-bulletin-017-017/071141e5-bc2e-4b71-81f3-5e499316fcee
vendor-advisory
-
hackerone.com
/reports/1008579
third-party-advisory
Sources
- CVE List CVE-2021-22882
- NVD CVE-2021-22882
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.