cisco: information leak in ethernet frames.
Published Jan 8, 2003
5.3
MEDIUMCVSS 3.1
EPSS 72.51%
Description
Multiple ethernet Network Interface Card (NIC) device drivers do not pad frames with null bytes, which allows remote attackers to obtain information from previous packets or kernel memory by using malformed packets, as demonstrated by Etherleak.
Affected products
No data.
- 4.2
- 4.3
- 4.4
- 4.5
- 4.6
- 4.7
- 2.4.1
- 2.4.2
- 2.4.3
- 2.4.4
- 2.4.5
- 2.4.6
- 2.4.7
- 2.4.8
- 2.4.9
- 2.4.10
- 2.4.11
- 2.4.12
- 2.4.13
- 2.4.14
- 2.4.15
- 2.4.16
- 2.4.17
- 2.4.18
- 2.4.19
- 2.4.20
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
- 1.5
- 1.5.1
- 1.5.2
- 1.5.3
- 1.6
No data.
Red Hat Linux 6.2
n/a
Fixed · RHSA-2003:088
Red Hat Linux 7.0
n/a
Fixed · RHSA-2003:088
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:025
Red Hat Linux 7.1
n/a
Fixed · RHSA-2003:190
Red Hat Linux 7.2
n/a
Fixed · RHSA-2003:025
Red Hat Linux 7.3
n/a
Fixed · RHSA-2003:025
Red Hat Linux 8.0
n/a
Fixed · RHSA-2003:025
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Linux 6.2 | n/a | Fixed | RHSA-2003:088 |
| Red Hat Linux 7.0 | n/a | Fixed | RHSA-2003:088 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:025 |
| Red Hat Linux 7.1 | n/a | Fixed | RHSA-2003:190 |
| Red Hat Linux 7.2 | n/a | Fixed | RHSA-2003:025 |
| Red Hat Linux 7.3 | n/a | Fixed | RHSA-2003:025 |
| Red Hat Linux 8.0 | n/a | Fixed | RHSA-2003:025 |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/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 (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 72.51% (0.72511) | 99.43th | v5 (v2026.06.15) |
| Sep 19, 2026 | 70.23% (0.70235) | 99.35th | v5 (v2026.06.15) |
| Sep 17, 2026 | 72.51% (0.72511) | 99.41th | v5 (v2026.06.15) |
| Aug 30, 2026 | 70.23% (0.70235) | 99.33th | v5 (v2026.06.15) |
| Aug 12, 2026 | 72.51% (0.72511) | 99.39th | v5 (v2026.06.15) |
| Aug 6, 2026 | 70.23% (0.70235) | 99.32th | v5 (v2026.06.15) |
| Aug 4, 2026 | 72.51% (0.72511) | 99.39th | v5 (v2026.06.15) |
| Aug 3, 2026 | 70.23% (0.70235) | 99.32th | v5 (v2026.06.15) |
| Jul 31, 2026 | 72.32% (0.72321) | 99.38th | v5 (v2026.06.15) |
| Jul 20, 2026 | 69.89% (0.69893) | 99.30th | v5 (v2026.06.15) |
| Jun 23, 2026 | 73.01% (0.73006) | 99.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 71.71% (0.71714) | 99.34th | v5 (v2026.06.15) |
| Jul 21, 2025 | 3.43% (0.03428) | 86.96th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.30% (0.01300) | 78.34th | v4 (v2025.03.14) |
| Dec 17, 2024 | 25.72% (0.25719) | 96.70th | v3 (v2023.03.01) |
| May 18, 2024 | 2.63% (0.02628) | 90.32th | v3 (v2023.03.01) |
| Jun 19, 2023 | 2.33% (0.02328) | 88.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.67% (0.02670) | 88.76th | v3 (v2023.03.01) |
| Mar 6, 2023 | 44.55% (0.44552) | 98.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 44.55% (0.44552) | 97.72th | v2 (v2022.01.01) |
References (19)
- http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0016.html mailing-listx_refsource_VULNWATCH
- http://marc.info/?l=bugtraq&m=104222046632243&w=2 mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/7996 third-party-advisoryx_refsource_SECUNIA
- http://www.atstake.com/research/advisories/2003/a010603-1.txt vendor-advisoryx_refsource_ATSTAKEVendor Advisory
- http://www.atstake.com/research/advisories/2003/atstake_etherleak_report.pdf x_refsource_MISC
- http://www.kb.cert.org/vuls/id/412115 third-party-advisoryx_refsource_CERT-VNThird Party AdvisoryUS Government Resource
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html x_refsource_CONFIRM
- http://www.osvdb.org/9962 vdb-entryx_refsource_OSVDB
- http://www.redhat.com/support/errata/RHSA-2003-025.html vendor-advisoryx_refsource_REDHAT
- http://www.redhat.com/support/errata/RHSA-2003-088.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/archive/1/305335/30/26420/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/307564/30/26270/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securitytracker.com/id/1031583 vdb-entryx_refsource_SECTRACK
- http://www.securitytracker.com/id/1040185 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2003-0001 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1616933 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2003-0001
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2665 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2003-0001
Change history (0)
No recorded changes yet.