CVE-2023-27561
7.0 · HIGHOverview
CVE-2023-27561 is a high-severity vulnerability affecting linuxfoundation runc. It was published on March 3, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
runc through 1.1.4 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be able to spawn two containers with custom volume-mount configurations, and be able to run custom images. NOTE: this issue exists because of a CVE-2019-19921 regression.
Remediation
Check the references section for vendor advisories and patches from linuxfoundation. Update runc 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 |
|---|---|---|---|
| linuxfoundation | runc | >= 0, < 1.1.5 | Affected |
References
Frequently Asked Questions
What is CVE-2023-27561?
CVE-2023-27561 is a high-severity vulnerability affecting linuxfoundation runc. It was published on March 3, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).
How severe is CVE-2023-27561?
This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-27561?
Check the references section for vendor advisories and patches from linuxfoundation. Update runc 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-2023-27561?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-27561 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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