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CVE-2001-0335

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted...

5.0 Medium

CVE-2001-0335 is a medium vulnerability (CVSS 5.0) in Microsoft Internet Information Server, published June 27, 2001. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 21.0%, the 97th percentile. No source names a fixed version.

Severity
5.0 MediumCVSS 2.0, NVD
Exploit chance
21.0%EPSS, 97th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.

Exploit likelihood

21.0%Up 9.3 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used5.0

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.

Record
CVE-2001-0335
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Updated
2026-11-02
CVE ListNo score

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.

Record
CVE-2001-0335
Updated
2026-11-02
EUVDEUVD-2001-0335No score

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.

Record
EUVD-2001-0335
Updated
2026-11-03
GitHub AdvisoriesGHSA-9wjp-g974-8q25No score

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted...

FTP service in IIS 5.0 and earlier allows remote attackers to enumerate Guest accounts in trusted domains by preceding the username with a special sequence of characters.

Record
GHSA-9wjp-g974-8q25
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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