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CVE-2022-34520

5.5 · MEDIUM

Radare2 v5.7.2 was discovered to contain a NULL pointer dereference via the function r_bin_file_xtr_load_buffer at bin/bfile.c.

Published Jul 22, 2022CWE-476EPSS 0.29%

Overview

CVE-2022-34520 is a medium-severity vulnerability. It was published on July 22, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Radare2 v5.7.2 was discovered to contain a NULL pointer dereference via the function r_bin_file_xtr_load_buffer at bin/bfile.c. This vulnerability allows attackers to cause a Denial of Service (DOS) via a crafted binary file.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/radareorg/radare2/issues/20354GitHubgithub.com/radareorg/radare2/issues/20354

How CyberStrike helps

Frequently asked questions

What is CVE-2022-34520?

CVE-2022-34520 is a medium-severity vulnerability. It was published on July 22, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-34520?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. 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-2022-34520?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2022-34520?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-34520 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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