CVE-2000-0640

NONECVSS 0.0Weaponized

0.0

Guild FTPd allows remote attackers to determine the existence of files outside the FTP root via a .. (dot dot) attack, which provides different error messages depending on whether the file exists or not.

CVSS v3: —
EG Score: —
EPSS: 89.4%
KEV: Not listed

Published

July 8, 2000

Last Modified

April 16, 2026

References (8)

cve@mitrehttp://archives.neohapsis.com/archives/bugtraq/2000-07/0114.html
cve@mitrehttp://www.osvdb.org/573
cve@mitrehttp://www.securityfocus.com/bid/1452
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/4922
af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2000-07/0114.html
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/573
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/1452
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/4922

Data Freshness Timeline

(refreshed 13× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-20065✓ verified
First seen Jul 8, 2000
DrPhibez and Nitro187 Guild FTPD 0.9.7 - File Existence Disclosure
Open source ↗

Frequently asked(4)

What is CVE-2000-0640?

CVE-2000-0640 is a none vulnerability published on July 8, 2000. Guild FTPd allows remote attackers to determine the existence of files outside the FTP root via a .. (dot dot) attack, which provides different error messages depending on whether the file exists or not.

When was CVE-2000-0640 disclosed?

CVE-2000-0640 was first published in the National Vulnerability Database on July 8, 2000, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2000-0640 actively exploited?

CVE-2000-0640 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2000-0640?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2000-0640, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2000-0640

Explore →

Is Your Infrastructure Affected by CVE-2000-0640?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2000-0640

📅 Published

🔄 Last Modified

🔗 References (8)