CVE-2022-41835 : What You Need to Know

F5OS vulnerability CVE-2022-41835 allows an authenticated local attacker to execute a limited set of commands in a container, impacting the F5OS controller.

Understanding CVE-2022-41835

This vulnerability affects F5OS-A version 1.x before 1.1.0 and F5OS-C version 1.x before 1.5.0. The issue was discovered internally by F5.

What is CVE-2022-41835?

In F5OS-A version 1.x before 1.1.0 and F5OS-C version 1.x before 1.5.0, excessive file permissions in F5OS allow an authenticated local attacker to execute a limited set of commands in a container and impact the F5OS controller.

The Impact of CVE-2022-41835

The vulnerability has a CVSS base score of 7.3, indicating a high severity level. An attacker with low privileges can exploit this issue to achieve a high impact on availability.

Technical Details of CVE-2022-41835

The vulnerability is classified under CWE-269: Improper Privilege Management.

Vulnerability Description

Excessive file permissions in F5OS-A and F5OS-C versions allow an authenticated local attacker to execute commands in a container.

Affected Systems and Versions

Vendor: F5
Affected Products: F5OS-A, F5OS-C
Versions Impacted:
F5OS-A 1.x (less than 1.1.0)
F5OS-C 1.x (less than 1.5.0)

Exploitation Mechanism

The vulnerability requires local authenticated access to exploit, impacting the F5OS controller.

Mitigation and Prevention

It is crucial to take immediate steps and implement long-term security practices to mitigate the risks associated with CVE-2022-41835.

Immediate Steps to Take

Apply vendor-supplied patches promptly.
Monitor network activity for any suspicious behavior.

Long-Term Security Practices

Regularly update and patch all software components.
Follow the principle of least privilege to minimize the impact of potential vulnerabilities.

Patching and Updates

Refer to the vendor's security advisory for specific patching instructions and updates.