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Unrated severityNVD Advisory· Published Nov 8, 1999· Updated Jun 16, 2026

CVE-1999-0821

CVE-1999-0821

Description

FreeBSD seyon allows local users to gain privileges by providing a malicious program in the -emulator argument.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2

FreeBSD/FreeBSD
cpe:2.3:o:freebsd:freebsd:3.3:*:*:*:*:*:*:*
FreeBSD/seyonllm-create

Patches

Vulnerability mechanics

References

1

www.securityfocus.com/bid/838nvd

News mentions

0

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