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Vulnerability record · CVE-2003-0550 · published 27 August 2003

CVE-2003-0550: Redhat linux vulnerability

Redhat · Linux

The STP protocol, as enabled in Linux 2.4.x, does not provide sufficient security by design, which allows attackers to modify the bridge topology.

5.0 CVSS 2.0 Medium EPSS 1.9% · top 20.4%
5.0CVSS 2.0 base score
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

The STP protocol, as enabled in Linux 2.4.x, does not provide sufficient security by design, which allows attackers to modify the bridge topology.

AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2004/dsa-358
http://www.debian.org/security/2004/dsa-423 PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2003-238.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2003-239.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A380
http://www.debian.org/security/2004/dsa-358
http://www.debian.org/security/2004/dsa-423 PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2003-238.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2003-239.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A380

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2003-0550), CISA KEV, FIRST EPSS (scores of 2026-10-07). This page is refreshed as NVD updates the record.