CVE-1999-1321: n/a vulnerability

CVE-1999-1321: Buffer overflow in ssh 1.2.26 client with Kerberos V enabled could allow remote attackers to cause a denial...

Buffer overflow in ssh 1.2.26 client with Kerberos V enabled could allow remote attackers to cause a denial of service or execute arbitrary commands via a long DNS hostname that is not properly handled during TGT ticket passing.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 1, 2024, 17:11 UTC (UTC+00:00)

Security readout for executives and security teams

This is a legacy SSH client flaw. If ssh 1.2.26 was built with Kerberos V support, a maliciously long DNS hostname could crash the client or potentially run commands during Kerberos ticket passing. The sources do not provide CVSS scoring, current exploitation evidence, or a complete affected-product list. Likely limited to legacy environments retaining ssh 1.2.26 clients with Kerberos V enabled. The source bundle lists no normalized vendor, product, CPE, or version range beyond the description, so exposure must be confirmed by local inventory and build configuration. Treat as a legacy exposure question, not a broad modern emergency. Prioritize discovery in older Unix, embedded, or inherited environments. Escalate remediation if ssh 1.2.26 with Kerberos V remains in use, because the stated impact includes possible command execution. Mitigation focus: Inventory systems for ssh 1.2.26 client installations.; Check whether those clients were built with Kerberos V support.; Apply the referenced ssh-1.2.26 Kerberos security patch where applicable..

Prepared: Jul 1, 2026, 08:03 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Mar 9, 2002, 05:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors

0Timeline events

0ADP providers

1Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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