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CVE-2022-23318

7.1 · HIGH

A heap-buffer-overflow in pcf2bdf, versions >= 1.05 allows an attacker to trigger unsafe memory access via a specially crafted PCF font file.

Published Feb 17, 2022CWE-787EPSS 0.79%

Overview

CVE-2022-23318 is a high-severity vulnerability. It was published on February 17, 2022 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

A heap-buffer-overflow in pcf2bdf, versions >= 1.05 allows an attacker to trigger unsafe memory access via a specially crafted PCF font file. This out-of-bound read may lead to an application crash, information disclosure via program memory or other context-dependent impact.

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/ganaware/pcf2bdfGitHubgithub.com/ganaware/pcf2bdf/issues/4GitHubgithub.com/ganaware/pcf2bdfGitHubgithub.com/ganaware/pcf2bdf/issues/4

How CyberStrike helps

Frequently asked questions

What is CVE-2022-23318?

CVE-2022-23318 is a high-severity vulnerability. It was published on February 17, 2022 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2022-23318?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. 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-2022-23318?

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-2022-23318?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-23318 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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