CVE-2020-36617
4.6 · MEDIUMOverview
CVE-2020-36617 is a medium-severity vulnerability affecting greenend sftpserver. It was published on December 18, 2022 and has a CVSS 3.1 base score of 4.6 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
A vulnerability was found in ewxrjk sftpserver. It has been declared as problematic. Affected by this vulnerability is the function sftp_parse_path of the file parse.c. The manipulation leads to uninitialized pointer. The real existence of this vulnerability is still doubted at the moment. The name of the patch is bf4032f34832ee11d79aa60a226cc018e7ec5eed. It is recommended to apply a patch to fix this issue. The identifier VDB-216205 was assigned to this vulnerability. NOTE: In some deployment models this would be a vulnerability. README specifically warns about avoiding such deployment models.
Remediation
Check the references section for vendor advisories and patches from greenend. Update sftpserver 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 |
|---|---|---|---|
| greenend | sftpserver | >= 0, < 2 | Affected |
Frequently Asked Questions
What is CVE-2020-36617?
CVE-2020-36617 is a medium-severity vulnerability affecting greenend sftpserver. It was published on December 18, 2022 and has a CVSS 3.1 base score of 4.6 (MEDIUM).
How severe is CVE-2020-36617?
This vulnerability has a CVSS 3.1 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-36617?
Check the references section for vendor advisories and patches from greenend. Update sftpserver 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-2020-36617?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-36617 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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