CVE-2019-13420 Information disclosure in Search Guard
Medium 5.9
Published
Updated
Check this codebase for CVE-2019-13420 and fix it if it is affected.
What it is: CVE-2019-13420 is a medium-severity vulnerability in floragunn Search Guard, published on 13 Aug 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-2019-13420 in the wild and no public exploit code.
Affected product: floragunn Search Guard. 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-2019-13420/ (Markdown: https://insights.sbomify.com/CVE-2019-13420/index.md)
Attackers can exploit a timing side channel in the internal user database to potentially disclose sensitive information.
- 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-2019-13420?
CVE-2019-13420 is a medium-severity vulnerability in floragunn Search Guard, published on 13 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Search Guard versions before 21.0 had an timing side channel issue when using the internal user database.
Which versions are affected by CVE-2019-13420?
It affects 1 product.
Products include Search-Guard Search Guard.
How do I fix CVE-2019-13420?
No fix has been published for CVE-2019-13420 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-13420 being exploited?
There is no known exploitation of CVE-2019-13420 in the wild and no public exploit code.
Other vulnerabilities in floragunn Search Guard
- CVE-2019-13423 Auth bypass in Search Guard Kibana Plugin
- CVE-2019-13419 Information disclosure in Search Guard
- CVE-2019-13418 Information disclosure in Search Guard
- CVE-2019-13415 Search Guard versions before 24.3 had an issue when Cross Cluster Search (CCS) was enabled, authenticated users can gain read access to data
- CVE-2019-13416 Missing authorization in Search Guard
Sources
Also known as GHSA-8v5g-66mq-9cw8.