CVE-2004-1901
MEDIUMCVSS 5.5/10EPSS 0.37%
Last modified
CVE-2004-1901 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Portage before 2.0.50-r3 allows local users to overwrite arbitrary files via a hard link attack on the lockfiles.. EPSS estimates a 0.37% chance of exploitation in the next 30 days.
Description
Portage before 2.0.50-r3 allows local users to overwrite arbitrary files via a hard link attack on the lockfiles.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gentoo | Portage | < 2.0.50 |
| Gentoo | Portage | 2.0.50 |
| Gentoo | Linux | 1.4 |
References
- http://secunia.com/advisories/11305Broken Link, Patch
- http://security.gentoo.org/glsa/glsa-200404-01.xmlVendor Advisory
- http://www.securityfocus.com/bid/10060Broken Link, Patch, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15754Third Party Advisory, VDB Entry
- http://secunia.com/advisories/11305Broken Link, Patch
- http://security.gentoo.org/glsa/glsa-200404-01.xmlVendor Advisory
- http://www.securityfocus.com/bid/10060Broken Link, Patch, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15754Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2004-1901?
Portage before 2.0.50-r3 allows local users to overwrite arbitrary files via a hard link attack on the lockfiles.
How severe is CVE-2004-1901?
CVE-2004-1901 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.
How do I fix CVE-2004-1901?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2004-1901?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST