CVE-2001-0053 describes a critical one-byte buffer overflow vulnerability in the replydirname function of BSD-based ftpd, including implementations in NetBSD and OpenBSD. This flaw allows remote, unauthenticated attackers to execute arbitrary code and gain root privileges on affected systems. With a CVSS score of 10.0 (Critical) and a FAUCET Risk Score of 98/100, the vulnerability is easily exploitable over the network with low attack complexity, leading to complete compromise of confidentiality, integrity, and availability. While not on the CISA KEV catalog, public exploit code exists on ExploitDB, and the vulnerability has garnered significant community discussion, indicating its potential for active exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.2.3CPE matchmatch criteria | cpe:2.3:a:david_madore:ftpd-bsd:0.2.3:*:*:*:*:*:*:* | ||
1.4CPE matchmatch criteria | cpe:2.3:o:netbsd:netbsd:1.4:*:*:*:*:*:*:* | ||
1.4.1CPE matchmatch criteria | cpe:2.3:o:netbsd:netbsd:1.4.1:*:*:*:*:*:*:* | ||
1.4.2CPE matchmatch criteria | cpe:2.3:o:netbsd:netbsd:1.4.2:*:*:*:*:*:*:* | ||
1.5CPE matchmatch criteria | cpe:2.3:o:netbsd:netbsd:1.5:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.