5.5

CVE-2004-1901: gentoo linux Link Following

CVSS: 5.5v3.1MediumModified
Published 10-05-2005Last modified 16-01-2025
Open JSON

Vulnerability summary

CVE-2004-1901 is a medium (CVSS 5.5) Link Following vulnerability in gentoo linux. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 28.9% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.37%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 10-05-2005
    PublishedVulnerability first disclosed.
  2. 16-01-2025
    Last modifiedVulnerability information updated.

Description

Portage before 2.0.50-r3 allows local users to overwrite arbitrary files via a hard link attack on the lockfiles.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.37%

Chance of exploitation in the next 30 days

Percentile

29%

Versus all other CVEs

30-day change

0.00 pp

From 0.37% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.37%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Gentoo2 products

1 vendor · 2 products

References

4 links