CVE-2001-0053

highpriority · attend · 56EPSS 0.179 · 97 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · functional

Likely / severe?

17.9% (97th) EPSS

CVSS 10 · high

Is it mine?

11 products

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

One-byte buffer overflow in replydirname function in BSD-based ftpd allows remote attackers to gain root privileges.

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v2.09highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

CWE-120USLLM-inferred

Public proof-of-concept and weaponised exploit code.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
david madore ftpd-bsd= 0.2.3nvdUScpe:2.3:a:david_madore:ftpd-bsd:*:*:*:*:*:*:*:*
netbsd netbsd= 1.4nvdUScpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
netbsd netbsd= 1.4.1nvdUScpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
netbsd netbsd= 1.4.2nvdUScpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
netbsd netbsd= 1.5nvdUScpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 2.4nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 2.5nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 2.6nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 2.7nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 2.8nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2001-02-12modified 2026-06-16

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.