How severe is CVE-2003-0501?

CVE-2003-0501 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2003-0501 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0501?

CVE-2003-0501 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2003-0501?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2003-0501 published?

CVE-2003-0501 was published on 2003-08-07 and last updated on 2026-06-16.

CVE-2003-0501

CVE-2003-0501 is a low-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Linux Linux Kernel
Published: 2003-08-07
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2003-0501?: 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.
How severe is CVE-2003-0501?: CVE-2003-0501 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2003-0501 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0501?: CVE-2003-0501 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0501?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0501 published?: CVE-2003-0501 was published on 2003-08-07 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:2.6.20.1:*:*:*:*:*:*:*

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