CVE-2021-3963 Cross-Site Request Forgery (CSRF) in kevinpapst/kimai2
Medium 4.3
Published
Updated
Check this codebase for CVE-2021-3963 and fix it if it is affected.
What it is: CVE-2021-3963 is a medium-severity vulnerability in kevinpapst/kimai2, published on 19 Nov 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-3963 in the wild and no public exploit code.
Affected packages and fixed versions:
- kevinpapst/kimai2 (Packagist): affected all versions; fixed in 1.16
- kevinpapst/kimai2 (Packagist): affected all versions; fixed in 1.16
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-2021-3963/ (Markdown: https://insights.sbomify.com/CVE-2021-3963/index.md)
Attackers can trick authenticated users into performing unintended actions in Kimai2 via Cross-Site Request Forgery.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-3963?
CVE-2021-3963 is a medium-severity vulnerability in kevinpapst/kimai2, published on 19 Nov 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
kimai2 is vulnerable to Cross-Site Request Forgery (CSRF)
Weakness: CWE-352
Which versions are affected by CVE-2021-3963?
2 open source packages ship an affected version, including kevinpapst/kimai2. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
kevinpapst/kimai2 Packagist | All versions | 1.16 |
kevinpapst/kimai2 Packagist | All versions | 1.16 |
Products include Kimai Kimai 2.
How do I fix CVE-2021-3963?
Upgrade kevinpapst/kimai2 to 1.16 or later.
Is CVE-2021-3963 being exploited?
There is no known exploitation of CVE-2021-3963 in the wild and no public exploit code.
Other vulnerabilities in kevinpapst/kimai2
Sources
Also known as GHSA-gf2c-93hm-r9j5.