security flaw
Published Jul 25, 2003
5.0
MEDIUMCVSS 2.0
EPSS 1.94%
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.
Affected products
No data.
No data.
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2003:198
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2003:239
Red Hat Enterprise Linux ES version 2.1
n/a
Fixed · RHSA-2003:239
Red Hat Enterprise Linux WS version 2.1
n/a
Fixed · RHSA-2003:239
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:238
Red Hat Linux 7.2
n/a
Fixed · RHSA-2003:238
Red Hat Linux 7.3
n/a
Fixed · RHSA-2003:238
Red Hat Linux 8.0
n/a
Fixed · RHSA-2003:238
Red Hat Linux 9
n/a
Fixed · RHSA-2003:238
Red Hat Linux Advanced Workstation 2.1
n/a
Fixed · RHSA-2003:198
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2003:198 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2003:239 |
| Red Hat Enterprise Linux ES version 2.1 | n/a | Fixed | RHSA-2003:239 |
| Red Hat Enterprise Linux WS version 2.1 | n/a | Fixed | RHSA-2003:239 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:238 |
| Red Hat Linux 7.2 | n/a | Fixed | RHSA-2003:238 |
| Red Hat Linux 7.3 | n/a | Fixed | RHSA-2003:238 |
| Red Hat Linux 8.0 | n/a | Fixed | RHSA-2003:238 |
| Red Hat Linux 9 | n/a | Fixed | RHSA-2003:238 |
| Red Hat Linux Advanced Workstation 2.1 | n/a | Fixed | RHSA-2003:198 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.94% (0.01945) | 79.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.94% (0.01945) | 77.47th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.50% (0.00497) | 63.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.22% (0.00220) | 61.07th | v3 (v2023.03.01) |
| May 22, 2024 | 0.22% (0.00220) | 60.06th | v3 (v2023.03.01) |
| May 18, 2024 | 0.24% (0.00245) | 64.46th | v3 (v2023.03.01) |
| Jan 3, 2024 | 0.24% (0.00245) | 62.46th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.27% (0.00275) | 63.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
No CWE recorded.
References (9)
- http://www.debian.org/security/2004/dsa-358 vendor-advisoryx_refsource_DEBIAN
- http://www.debian.org/security/2004/dsa-423 vendor-advisoryx_refsource_DEBIANPatchVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2003-238.html vendor-advisoryx_refsource_REDHATPatchVendor Advisory
- http://www.redhat.com/support/errata/RHSA-2003-239.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2003-0550 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617053 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0550
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A380 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2003-0550
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2004/dsa-358 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.debian.org/security/2004/dsa-423 | vendor-advisoryx_refsource_DEBIANPatchVendor Advisory | |
| http://www.redhat.com/support/errata/RHSA-2003-238.html | vendor-advisoryx_refsource_REDHATPatchVendor Advisory | |
| http://www.redhat.com/support/errata/RHSA-2003-239.html | vendor-advisoryx_refsource_REDHAT | |
| https://access.redhat.com/security/cve/CVE-2003-0550 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1617053 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2003-0550 | ||
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A380 | vdb-entrysignaturex_refsource_OVAL | |
| https://www.cve.org/CVERecord?id=CVE-2003-0550 |
Change history (0)
No recorded changes yet.