CVE-2003-0501 json
The /proc filesystem in Linux allows local users to obtain sensitive information by opening various entries in /proc/self before executing…
published 2003-07-04 23 y ago modified 2026-06-16 4 mo ago also EUVD-2003-0495
- cvss
- 2.1
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 57%
- public exploits
- 1
- Exploit-DB
Summary
The /proc filesystem in Linux allows local users to obtain sensitive information by opening various entries in /proc/self before executing a setuid program, which causes the program to fail to change the ownership and permissions of those entries.
Patch / fix
- debian.org/security/2004/dsa-423 advisory
- redhat.com/support/errata/RHSA-2003-198.html advisory
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2003-0501 updated
security flaw
-
Red Hat Enterprise Linux ES version 2.1 Red Hat Enterprise Linux WS version 2.1fixed: vendor fix RHSA-2003:239
-
Red Hat Linux 7.1 Red Hat Linux 7.2 Red Hat Linux 7.3 Red Hat Linux 8.0 Red Hat Linux 9fixed: vendor fix RHSA-2003:238
-
Red Hat Linux Advanced Workstation 2.1fixed: vendor fix RHSA-2003:198
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Timeline
- First public exploit (EDB-22813)
- Published
Exploit prediction
0.83% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-22813 Linux Kernel 2.2.x/2.4.x - '/proc' Filesystem Information Disclosure local, 2003-06-20
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Technology feeds
References
-
debian.org
/security/2004/dsa-423
vendor-advisory, patch
-
redhat.com
/support/errata/RHSA-2003-198.html
vendor-advisory, patch
-
redhat.com
/support/errata/RHSA-2003-238.html
vendor-advisory
-
redhat.com
/support/errata/RHSA-2003-239.html
vendor-advisory
-
debian.org
/security/2004/dsa-358
vendor-advisory
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A328
vdb-entry, signature
-
marc.info
/?l=bugtraq&m=105621758104242
mailing-list
Sources
- CVE List CVE-2003-0501
- NVD CVE-2003-0501
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.