CVE-2021-37533 affects Apache Commons Net prior to version 3.9.0, where its FTP client could be redirected by a malicious server to a different host, potentially leaking private network service information. This vulnerability has a CVSS score of 6.5 (Medium), indicating a network-based attack with low complexity, requiring user interaction, and leading to high confidentiality impact. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, the vendor has addressed the issue by changing the default behavior in version 3.9.0 to ignore such malicious host redirections.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.9.0CPE matchmatch criteria | cpe:2.3:a:apache:commons_net:*:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
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