CVE-2023-42657 is a critical directory traversal vulnerability affecting Progress WS_FTP Server versions prior to 8.7.4 and 8.8.2. An authenticated attacker can exploit this flaw to perform unauthorized file operations (delete, rename, rmdir, mkdir) both within the WS_FTP folder structure and on the underlying operating system. With a CVSS score of 9.6, this vulnerability is easily exploitable over the network with low privileges, leading to high impact on integrity and availability. While not currently listed in CISA's KEV catalog, the vulnerability has garnered significant community discussion and media coverage, indicating high awareness, though no public exploit code is yet available.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 8.7.4CPE matchmatch criteria | cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:* | ||
>= 8.8.0, < 8.8.2CPE matchmatch criteria | cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.