CVE-2020-8634 — HIGH (7.8) — White Hats Nepal

Vulnerability Description

Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on files modified within the HTTP file management interface, resulting in files being saved with world-readable and world-writable permissions. If a sensitive system file were edited this way, a low-privilege user may escalate privileges to root.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Wftpserver	Wing Ftp Server	6.2.3

Related Weaknesses (CWE)

CWE-281

References

https://www.hooperlabs.xyz/disclosures/cve-2020-8635.phpExploitThird Party Advisory
https://www.hooperlabs.xyz/disclosures/cve-2020-8635.phpExploitThird Party Advisory

FAQ

What is CVE-2020-8634?

CVE-2020-8634 is a vulnerability with a CVSS score of 7.8 (HIGH). Wing FTP Server v6.2.3 for Linux, macOS, and Solaris sets insecure permissions on files modified within the HTTP file management interface, resulting in files being saved with world-readable and world...

How severe is CVE-2020-8634?

CVE-2020-8634 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8634?

Check the references section above for vendor advisories and patch information. Affected products include: Wftpserver Wing Ftp Server.