runc 1.1.4: Incorrect Access Control Escalation
CVE-2023-27561 Published on March 3, 2023
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.
Vulnerability Analysis
CVE-2023-27561 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
Use of Incorrectly-Resolved Name or Reference
The software uses a name or reference to access a resource, but the name/reference resolves to a resource that is outside of the intended control sphere.
Products Associated with CVE-2023-27561
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.