MEDIUM
Cisco Catalyst 2900XL switch allows a remote attacker to create a denial of service via an empty UDP packet sent to port 161 (SNMP) when SNMP is disabled
Published Jul 27, 2001
5.0
MEDIUMCVSS 2.0
EPSS 6.42%
Description
Cisco Catalyst 2900XL switch allows a remote attacker to create a denial of service via an empty UDP packet sent to port 161 (SNMP) when SNMP is disabled.
Affected products
No data.
- xl
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
6.42% 0.06421
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.06421
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.42% (0.06421) | 93.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.42% (0.06421) | 92.79th | v5 (v2026.06.15) |
| Sep 29, 2025 | 15.85% (0.15851) | 94.51th | v4 (v2025.03.14) |
| Sep 21, 2025 | 10.06% (0.10059) | 92.81th | v4 (v2025.03.14) |
| Mar 30, 2025 | 15.85% (0.15851) | 94.17th | v4 (v2025.03.14) |
| Mar 29, 2025 | 13.58% (0.13582) | 90.37th | v4 (v2025.03.14) |
| Mar 17, 2025 | 15.85% (0.15851) | 94.24th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.25% (0.00251) | 65.56th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.25% (0.00251) | 64.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00251) | 61.17th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.19% (0.04187) | 87.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.19% (0.04187) | 86.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.19% (0.04187) | 69.86th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- http://archives.neohapsis.com/archives/bugtraq/2001-05/0040.html mailing-listx_refsource_BUGTRAQBroken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6515 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2001-05/0040.html | mailing-listx_refsource_BUGTRAQBroken Link | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6515 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 27, 2001
Updated Aug 8, 2024
Reserved Jul 27, 2001
Link CVE-2001-0566
CISA Vulnrichment
Updated n/a