---
id: CVE-1999-0208
title: rpc.ypupdated (NIS) allows remote users to execute arbitrary commands.
summary: rpc.ypupdated (NIS) allows remote users to execute arbitrary commands.
severity: critical
cvss: 10
cvssVector: 'AV:N/AC:L/Au:N/C:C/I:C/A:C'
published: '1995-12-12'
updated: '2026-06-16'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-1999-0208'
references:
  - url: 'https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0208'
    label: cve@mitre.org
  - url: 'https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0208'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - exploit-available
epss: 0.12856
epssPercentile: 0.96124
ingestedAt: '2026-06-22T15:59:08.054Z'
exploitAvailable: true
exploits:
  exploitdb: true
  checkedAt: '2026-09-24T07:52:46.208Z'
---

## Overview

rpc.ypupdated (NIS) allows remote users to execute arbitrary commands.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.