CVE-2002-2102 Null dereference in n/a
Medium 5.0
Published
Updated
Check this codebase for CVE-2002-2102 and fix it if it is affected.
What it is: CVE-2002-2102 is a medium-severity vulnerability in n/a, published on 5 Aug 2005. 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-2002-2102 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-2002-2102/ (Markdown: https://insights.sbomify.com/CVE-2002-2102/index.md)
Remote attackers can cause a denial of service via a NullPointerException in the JZlib library by sending invalid deflated data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2002-2102?
CVE-2002-2102 is a medium-severity vulnerability in n/a, published on 5 Aug 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
InfBlocks.java in JCraft JZlib before 0.0.7 allow remote attackers to cause a denial of service (NullPointerException) via an invalid block of deflated data.
Which versions are affected by CVE-2002-2102?
It affects 1 product.
Products include Jcraft Jzlib.
How do I fix CVE-2002-2102?
Upgrade to a fixed version.
Is CVE-2002-2102 being exploited?
There is no known exploitation of CVE-2002-2102 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2002-2102, GHSA-527c-8rxj-jcj9.