CVE-2019-19766 Weak cryptography in n/a
High 7.5
Published
Updated
Check this codebase for CVE-2019-19766 and fix it if it is affected.
What it is: CVE-2019-19766 is a high-severity vulnerability in n/a, published on 12 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-19766 in the wild and no public exploit code.
Affected product: n/a. 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-2019-19766/ (Markdown: https://insights.sbomify.com/CVE-2019-19766/index.md)
The Bitwarden server uses a potentially weak Key Derivation Function, potentially exposing user credentials to offline brute-force attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-19766?
CVE-2019-19766 is a high-severity vulnerability in n/a, published on 12 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Bitwarden server through 1.32.0 has a potentially unwanted KDF.
Weakness: CWE-916
Which versions are affected by CVE-2019-19766?
It affects 1 product.
Products include Bitwarden Server.
How do I fix CVE-2019-19766?
No fix has been published for CVE-2019-19766 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-19766 being exploited?
There is no known exploitation of CVE-2019-19766 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2026-60104 Bitwarden Server < 2026.6.0 Authorization Bypass via Admin Auth Request
- CVE-2026-43639 Bitwarden Server < 2026.4.0 Missing Authorization via Provider Clients
- CVE-2026-43640 Bitwarden Server < 2026.4.1 Authentication Bypass via SCIM API Key
- CVE-2020-15879 Server-side request forgery in n/a
- CVE-2026-57520 Bitwarden Server < 2026.5.0 Privilege Escalation via Bulk User Remove Endpoint
Sources
Also known as GHSA-fpv9-cq8g-9x23.