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CVE-2001-1443

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the...

5.0 Medium

CVE-2001-1443 is a medium vulnerability (CVSS 5.0) in Kth Kerberos, published August 27, 2001. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.10%, the 66th percentile. No source names a fixed version.

What does this mean?
Severity
5.0 MediumCVSS 2.0, NVD
Exploit chance
1.10%EPSS, 66th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.

Exploit likelihood

1.10%Unchanged since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used5.0

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.

Record
CVE-2001-1443
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Updated
2026-11-02
CVE ListNo score

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.

Record
CVE-2001-1443
Updated
2026-11-02
EUVDEUVD-2001-1423No score

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.

Record
EUVD-2001-1423
Updated
2026-11-03
GitHub AdvisoriesGHSA-6xrh-w9h2-9wj3No score

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the...

KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.

Record
GHSA-6xrh-w9h2-9wj3
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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