CVE-2003-0246

Low

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.

Package Linux Kernel
Published 2003-06-16
Last modified 2026-04-16
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

3.6

out of 10
Low
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
Availability
None
Vector string
AV:L/AC:L/Au:N/C:P/I:P/A:N

References

The following references provide additional information about CVE-2003-0246 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2003-0246?

    CVE-2003-0246 is a Low severity Linux kernel vulnerability with a CVSS score of 3.6 out of 10 . CVE-2003-0246 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2003-0246?

    CVE-2003-0246 has a CVSS score of 3.6 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:P/I:P/A:N .

  • Is there a patch available for CVE-2003-0246?

    No patch is currently available for CVE-2003-0246. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2003-0246 actively exploited?

    No — CVE-2003-0246 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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