PatchTheCVECVE-2004-0103: crawl before 4.0.0 beta23 does not properly "apply a size check" when copying a certain environment variable,
CVE-2004-0103 is a medium-severity flaw (CVSS 4.6) affecting crawl. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
crawl before 4.0.0 beta23 does not properly "apply a size check" when copying a certain environment variable, which may allow local users to gain privileges, possibly as a result of a buffer overflow.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 4.6 (Medium) |
| EPSS exploit chance | 0.4% (top 68%) |
| CISA exploited list | No |
| Published | 2004-03-03 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2004-0103?
crawl: upgrade to newer than 4.0.0_b23. Exact commands for each OS are on this page.
Is CVE-2004-0103 being exploited?
CVE-2004-0103 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2004-0103 affect?
CVE-2004-0103 affects crawl. Severity is medium (CVSS 4.6). crawl before 4.0.0 beta23 does not properly "apply a size check" when copying a certain environment variable, which may allow local users to gain privileges, possibly as a result of a buffer overflow.
How urgent is CVE-2004-0103?
Priority 24/100. No elevated risk signals yet.