Cisco Virtual Central Office 4000 (VCO/4K) uses weak encryption to store usernames and passwords in the SNMP MIB, which allows an attacker who knows the community name to crack the password and gain privileges
Published Nov 29, 2000
7.5
HIGHCVSS 2.0
EPSS 1.84%
Description
Cisco Virtual Central Office 4000 (VCO/4K) uses weak encryption to store usernames and passwords in the SNMP MIB, which allows an attacker who knows the community name to crack the password and gain privileges.
Affected products
No data.
- ≤ 5.1.3
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:L/Au:N/C:P/I:P/A:P
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 | 1.84% (0.01838) | 78.18th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.84% (0.01838) | 76.10th | v5 (v2026.06.15) |
| Nov 3, 2025 | 7.50% (0.07495) | 91.40th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.79% (0.03791) | 87.00th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.78% (0.07776) | 86.31th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.69% (0.03694) | 87.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.77% (0.00773) | 81.99th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.77% (0.00773) | 80.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.77% (0.00773) | 78.50th | 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) |
No CWE recorded.
References (3)
- http://www.atstake.com/research/advisories/2000/a102600-1.txt vendor-advisoryx_refsource_ATSTAKEPatchVendor Advisory
- http://www.securityfocus.com/bid/1885 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/5425 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://www.atstake.com/research/advisories/2000/a102600-1.txt | vendor-advisoryx_refsource_ATSTAKEPatchVendor Advisory | |
| http://www.securityfocus.com/bid/1885 | vdb-entryx_refsource_BIDExploitPatchVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/5425 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.