security flaw
Published Jul 25, 2003
2.1
LOWCVSS 2.0
EPSS 0.41%
Description
/proc/tty/driver/serial in Linux 2.4.x reveals the exact number of characters used in serial links, which could allow local users to obtain potentially sensitive information such as the length of passwords.
Affected products
No data.
No data.
Red Hat Enterprise Linux 3
kernel-0:2.4.21-15.EL
Fixed · RHSA-2004:188
Red Hat Enterprise Linux AS (Advanced Server) version 2.1
n/a
Fixed · RHSA-2002:263
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
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 3 | kernel-0:2.4.21-15.EL | Fixed | RHSA-2004:188 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | n/a | Fixed | RHSA-2002:263 |
| 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 |
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:L/AC:L/Au:N/C:P/I:N/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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.41% (0.00406) | 32.43th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.41% (0.00406) | 32.07th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00063) | 16.89th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.10% (0.01104) | 54.09th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.10% (0.01104) | 52.45th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.10% (0.01104) | 50.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.10% (0.01104) | 28.85th | v2 (v2022.01.01) |
No CWE recorded.
References (12)
- http://rsbac.dyndns.org/pipermail/rsbac/2002-May/000162.html x_refsource_MISC
- 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-2004-188.html vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2003-0461 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1617037 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0461
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A304 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9330 vdb-entrysignaturex_refsource_OVAL
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A997 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2003-0461
Change history (0)
No recorded changes yet.