CVE-2019-20633
5.5 · MEDIUMOverview
CVE-2019-20633 is a medium-severity vulnerability affecting gnu patch. It was published on March 25, 2020 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
GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists because of an incomplete fix for CVE-2018-6952.
Remediation
Check the references section for vendor advisories and patches from gnu. Update patch 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 |
|---|---|---|---|
| gnu | patch | 0 | Affected |
Frequently Asked Questions
What is CVE-2019-20633?
CVE-2019-20633 is a medium-severity vulnerability affecting gnu patch. It was published on March 25, 2020 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2019-20633?
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-2019-20633?
Check the references section for vendor advisories and patches from gnu. Update patch 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-2019-20633?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-20633 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
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