What’s Vulnerable › Vulnerabilities

CVE-2020-28864

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-23 · updated 2026-06-17
• Weakness: CWE-120

Description

Buffer overflow in WinSCP 5.17.8 allows a malicious FTP server to cause a denial of service or possibly have other unspecified impact via a long file name.

Affected products

• Winscp: 5.17.8

References

• https://winscp.net/forum/viewtopic.php?t=30085
• https://winscp.net/tracker/1924
• https://winscp.net/forum/viewtopic.php?t=30085
• https://winscp.net/tracker/1924

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