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CVE-1999-0555

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

10.0 High

CVE-1999-0555 is a high vulnerability (CVSS 10.0), published January 1, 1999. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.84%, the 79th percentile. No source names a fixed version.

What does this mean?
Severity
10.0 HighCVSS 2.0, NVD
Exploit chance
1.84%EPSS, 79th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

Exploit likelihood

1.84%Up 1.0 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used10.0

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

Record
CVE-1999-0555
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Updated
2026-11-02
CVE ListNo score

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

Record
CVE-1999-0555
Updated
2026-11-02
EUVDEUVD-1999-0544No score

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

Record
EUVD-1999-0544
Updated
2026-11-03
GitHub AdvisoriesGHSA-68gv-9r74-xmm7No score

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

A Unix account with a name other than "root" has UID 0, i.e. root privileges.

Record
GHSA-68gv-9r74-xmm7
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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