CVE-2011-1763 Privilege escalation in n/a
High 7.7
Published
Updated
Check this codebase for CVE-2011-1763 and fix it if it is affected.
What it is: CVE-2011-1763 is a high-severity vulnerability in Xen Xen, published on 7 Jan 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2011-1763 in the wild and no public exploit code.
Affected product: Xen Xen. 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-2011-1763/ (Markdown: https://insights.sbomify.com/CVE-2011-1763/index.md)
Local authenticated users in Xen can cause denial of service or gain privileges via event channel port manipulation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-1763?
CVE-2011-1763 is a high-severity vulnerability in Xen Xen, published on 7 Jan 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The get_free_port function in Xen allows local authenticated DomU users to cause a denial of service or possibly gain privileges via unspecified vectors involving a new event channel port.
Which versions are affected by CVE-2011-1763?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2011-1763?
Apply the vendor's patch.
Is CVE-2011-1763 being exploited?
There is no known exploitation of CVE-2011-1763 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as GHSA-2xx5-rm9h-fw44.