CVE-2020-20277
Critical
Description
There are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote code execution.
SeverityCritical
CVSS9.8
Exploit probability—
ProductTroglobit Uftpd
PublishedDec 18, 2020
First seenDec 18, 2020
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| troglobit uftpd | 2.7 ≤ v ≤ 2.10 | — |
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