High severity · published Mar 7, 2020
CVE-2020-8634
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…
7.8
CVSS
0.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 37% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wing Ftp Server · Wftpserver
6.2.3; 6.2.3; 6.2.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8634
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8634
Exploit
https://www.hooperlabs.xyz/disclosures/cve-2020-8635.php
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