CVE-1999-1021

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Published Mar 9, 2002 CVSS 2.0 · 7.2 High EPSS < 1% KEV · Not listed

Description

NFS on SunOS 4.1 through 4.1.2 ignores the high order 16 bits in a 32 bit UID, which allows a local user to gain root access if the lower 16 bits are set to 0, as fixed by the NFS jumbo patch upgrade.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:sun:sunos:4.1:::::::*
	cpe:2.3:o:sun:sunos:4.1.1:::::::*
	cpe:2.3:o:sun:sunos:4.1.2:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-1999-1002	NFS on SunOS 4.1 through 4.1.2 ignores the high order 16 bits in a 32 bit UID, which allows a local user to gain root access if the lower 16 bits are set to 0, as fixed by the NFS jumbo patch upgrade.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.411% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://sunsolve.sun.com/pub-cgi/retrieve.pl?doctype=coll&doc=secbull/117&type=0&nav=sec.sba
http://www.cert.org/advisories/CA-1992-15.html
http://www.securityfocus.com/bid/47
https://exchange.xforce.ibmcloud.com/vulnerabilities/82

History

No history.

Subscriptions

Sun Sunos

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Aug 1, 2024, 4:55 PM

Status: PUBLISHED
Assigner: mitre
Published: Mar 9, 2002, 5:00 AM
Updated: Aug 1, 2024, 4:55 PM
Reserved: Aug 31, 2001, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Apr 16, 2026, 12:27 AM

Status: Modified
Published: Dec 30, 1992, 5:00 AM
Modified: Apr 16, 2026, 12:27 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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