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CVE-2003-0246
The ioperm system call in Linux kernel 2.4.20 and earlier does not properly restrict privileges, which allows local users to gain read or…
Low3.6EPSS 0.50%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The ioperm system call in Linux kernel 2.4.20 and earlier does not properly restrict privileges, which allows local users to gain read or write access to certain I/O ports.
Timeline
ID reserved
By mitre
- 9 days later
· 9 days later
Published
- 21 years later
· 21 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.6 | AV:L/AC:L/Au:N/C:P/I:P/A:N |
- EPSS (exploitation in 30 days)
- 0.50% · top 57% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (13)
- RHSA-2003:147 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- TLSA-2003-41 (opens in a new tab)vendor-advisoryx_refsource_TURBOx_transferred
- MDKSA-2003:074 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- DSA-336 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- MDKSA-2003:066 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- RHSA-2003:172 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- ESA-20030515-017 (opens in a new tab)vendor-advisoryx_refsource_ENGARDEx_transferred
- DSA-311 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-332 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-312 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-442 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20030520 Linux 2.4 kernel ioperm vuln (opens in a new tab)mailing-listx_refsource_VULNWATCHx_transferred
- oval:org.mitre.oval:def:278 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2003-0241 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2003-0246)Record last updated .