CVE-1999-0084

HIGH

Sun NFS - Improper Privilege Management via mknod Device Creation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-0084. PoCs published by HORKimhab.

AI-analyzed exploit summary The repository contains a placeholder markdown file for CVE-1999-0084, describing a historical NFS privilege escalation vulnerability via mknod exploitation. However, it lacks any functional exploit code, technical details, or proof-of-concept implementation.

Description

Certain NFS servers allow users to use mknod to gain privileges by creating a writable kmem device and setting the UID to 0.

Exploits (1)

github STUB
by HORKimhab · shellpoc
https://github.com/HORKimhab/poc-cve-collection/tree/main/1999/0xxx/CVE-1999-0084.md

The repository contains a placeholder markdown file for CVE-1999-0084, describing a historical NFS privilege escalation vulnerability via mknod exploitation. However, it lacks any functional exploit code, technical details, or proof-of-concept implementation.

Classification
Stub 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Theoretical
Target: NFS servers (unspecified versions)
No auth needed
Prerequisites: Access to an NFS server with vulnerable mknod permissions · Ability to create device files on the target filesystem
mistral-large-3 · analyzed Jul 14, 2026 Full analysis →

References (1)

Core 1
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/78

Scores

CVSS v3 8.4
EPSS 0.0042
EPSS Percentile 33.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-269
Status published
Products (1)
sun/nfs
Published May 01, 1990
Tracked Since Feb 18, 2026