CVE-2007-1856 Misconfiguration in n/a
Low 2.1
Published
Updated
Check this codebase for CVE-2007-1856 and fix it if it is affected.
What it is: CVE-2007-1856 is a low-severity vulnerability in n/a, published on 18 Apr 2007. 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-2007-1856 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-2007-1856/ (Markdown: https://insights.sbomify.com/CVE-2007-1856/index.md)
Local users can cause a denial of service in Vixie Cron on Gentoo Linux by exploiting insecure file permissions and hard links.
- 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-2007-1856?
CVE-2007-1856 is a low-severity vulnerability in n/a, published on 18 Apr 2007. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Vixie Cron before 4.1-r10 on Gentoo Linux is installed with insecure permissions, which allows local users to cause a denial of service (cron failure) by creating hard links, which results in a failed st_nlink check in database.c.
Which versions are affected by CVE-2007-1856?
It affects 1 product.
Linux distribution packages (20)
vixie-cron Red Hat:enterprise_linux:3::as | All versions | 0:4.1-19.EL3 |
vixie-cron-debuginfo Red Hat:enterprise_linux:3::as | All versions | 0:4.1-19.EL3 |
vixie-cron Red Hat:enterprise_linux:3::desktop | All versions | 0:4.1-19.EL3 |
vixie-cron-debuginfo Red Hat:enterprise_linux:3::desktop | All versions | 0:4.1-19.EL3 |
vixie-cron Red Hat:enterprise_linux:3::es | All versions | 0:4.1-19.EL3 |
vixie-cron-debuginfo Red Hat:enterprise_linux:3::es | All versions | 0:4.1-19.EL3 |
vixie-cron Red Hat:enterprise_linux:3::ws | All versions | 0:4.1-19.EL3 |
vixie-cron-debuginfo Red Hat:enterprise_linux:3::ws | All versions | 0:4.1-19.EL3 |
vixie-cron Red Hat:enterprise_linux:4::as | All versions | 4:4.1-47.EL4 |
vixie-cron-debuginfo Red Hat:enterprise_linux:4::as | All versions | 4:4.1-47.EL4 |
vixie-cron Red Hat:enterprise_linux:4::desktop | All versions | 4:4.1-47.EL4 |
vixie-cron-debuginfo Red Hat:enterprise_linux:4::desktop | All versions | 4:4.1-47.EL4 |
vixie-cron Red Hat:enterprise_linux:4::es | All versions | 4:4.1-47.EL4 |
vixie-cron-debuginfo Red Hat:enterprise_linux:4::es | All versions | 4:4.1-47.EL4 |
vixie-cron Red Hat:enterprise_linux:4::ws | All versions | 4:4.1-47.EL4 |
vixie-cron-debuginfo Red Hat:enterprise_linux:4::ws | All versions | 4:4.1-47.EL4 |
vixie-cron Red Hat:enterprise_linux:5::client | All versions | 4:4.1-70.el5 |
vixie-cron-debuginfo Red Hat:enterprise_linux:5::client | All versions | 4:4.1-70.el5 |
vixie-cron Red Hat:enterprise_linux:5::server | All versions | 4:4.1-70.el5 |
vixie-cron-debuginfo Red Hat:enterprise_linux:5::server | All versions | 4:4.1-70.el5 |
Products include Paul Vixie Vixie Cron.
How do I fix CVE-2007-1856?
Apply the vendor's patch.
Is CVE-2007-1856 being exploited?
There is no known exploitation of CVE-2007-1856 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-jvqr-f98w-8phq, RHSA-2007:0345.