CVE-2011-1784
3.6 · LOWOverview
CVE-2011-1784 is a low-severity vulnerability affecting keepalived keepalived. It was published on May 20, 2011 and has a CVSS 2.0 base score of 3.6 (LOW).
This vulnerability has a CVSS 2.0 base score of 3.6, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files.
Remediation
Check the references section for vendor advisories and patches from keepalived. Update keepalived to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| keepalived | keepalived | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2011-1784?
CVE-2011-1784 is a low-severity vulnerability affecting keepalived keepalived. It was published on May 20, 2011 and has a CVSS 2.0 base score of 3.6 (LOW).
How severe is CVE-2011-1784?
This vulnerability has a CVSS 2.0 base score of 3.6, rated LOW. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2011-1784?
Check the references section for vendor advisories and patches from keepalived. Update keepalived to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2011-1784?
CyberStrike's AI-powered security agents can automatically detect CVE-2011-1784 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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