The HTTP server in Cisco IOS on Catalyst switches does not properly handle TCP socket events, which allows remote attackers to cause a denial of service (device crash) via crafted packets on TCP port (1) 80 or (2) 443, aka Bug ID CSCuc53853
Published Feb 13, 2013
5.4
MEDIUMCVSS 2.0
EPSS 1.46%
Description
The HTTP server in Cisco IOS on Catalyst switches does not properly handle TCP socket events, which allows remote attackers to cause a denial of service (device crash) via crafted packets on TCP port (1) 80 or (2) 443, aka Bug ID CSCuc53853.
Affected products
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Running on/with
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- 9.0_0.07
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- lre_xl
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- 2.2\(1a\)
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- 2.1\(2\)
- 3.1\(1a\)
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- 2.2\(1a\)
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No data.
No Red Hat product state for this CVE.
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:H/Au:N/C:N/I:N/A:C
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.46% (0.01464) | 72.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.46% (0.01464) | 70.14th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.10% (0.00103) | 25.82th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00181) | 56.62th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.14% (0.00145) | 49.69th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.13% (0.00133) | 47.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.12% (0.00121) | 45.10th | v3 (v2023.03.01) |
| Jan 4, 2024 | 0.18% (0.00181) | 55.34th | v3 (v2023.03.01) |
| Sep 1, 2023 | 0.23% (0.00228) | 60.37th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00258) | 61.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
References (1)
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1100 vendor-advisoryx_refsource_CISCO
| Link | Providers | Tags |
|---|---|---|
| http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1100 | vendor-advisoryx_refsource_CISCO |
Change history (0)
No recorded changes yet.