CVE-2021-22943 A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network
Critical 9.6
Published
Updated
Check this codebase for CVE-2021-22943 and fix it if it is affected.
What it is: CVE-2021-22943 is a critical vulnerability in UniFi Protect application, published on 31 Aug 2021.
Exploitation: There is no known exploitation of CVE-2021-22943 in the wild and no public exploit code.
Affected product: UniFi Protect application. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2021-22943/ (Markdown: https://insights.sbomify.com/CVE-2021-22943/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2021-22943?
CVE-2021-22943 is a critical vulnerability in UniFi Protect application, published on 31 Aug 2021.
Official description
A vulnerability found in UniFi Protect application V1.18.1 and earlier permits a malicious actor who has already gained access to a network to subsequently control the Protect camera(s) assigned to said network. This vulnerability is fixed in UniFi Protect application V1.19.0 and later.
Weakness: CWE-287
Which versions are affected by CVE-2021-22943?
It affects 1 product.
Products include Ui Unifi Protect.
How do I fix CVE-2021-22943?
No fix has been published for CVE-2021-22943 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22943 being exploited?
There is no known exploitation of CVE-2021-22943 in the wild and no public exploit code.
Other vulnerabilities in UniFi Protect application
- CVE-2026-55115 Server-side request forgery in UniFi Protect Application
- CVE-2026-56841 SQL injection in UniFi Protect Application
- CVE-2026-21633 Auth bypass in UniFi Protect Application
- CVE-2021-22957 Cross-site request forgery in UniFi Protect application
- CVE-2026-54407 Auth bypass in UniFi Protect Application
Sources
Also known as GHSA-fr4r-3v2c-wv3m.