Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition
Published Mar 28, 2018 ·Due Mar 17, 2022
6.8
MEDIUMCVSS 3.1
EPSS 4.93%
Description
Multiple vulnerabilities in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition. These vulnerabilities affect Cisco devices that are running Cisco IOS Software Release 15.4(2)T, 15.4(3)M, or 15.4(2)CG and later. Cisco Bug IDs: CSCuy32360, CSCuz60599.
Affected products
- Vendor n/a Product Cisco IOS Defaultn/a
- Version Cisco IOSStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Cisco IOS | n/a |
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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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (CISA ADP) ▾
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:C
Date Added
Mar 3, 2022
Patch Due
Mar 17, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Nov 8, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.93% (0.04935) | 91.87th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.05% (0.05051) | 91.17th | v5 (v2026.06.15) |
| Jan 13, 2026 | 1.28% (0.01283) | 79.14th | v4 (v2025.03.14) |
| Nov 21, 2025 | 2.42% (0.02417) | 84.60th | v4 (v2025.03.14) |
| Nov 18, 2025 | 0.70% (0.00699) | 69.73th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.05% (0.02047) | 82.26th | v4 (v2025.03.14) |
| Mar 29, 2025 | 8.29% (0.08285) | 86.83th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.05% (0.02047) | 82.65th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.16% (0.00163) | 53.41th | v3 (v2023.03.01) |
| Aug 19, 2023 | 0.16% (0.00161) | 52.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00198) | 55.84th | 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) |
| Feb 3, 2022 | 0.98% (0.00976) | 26.54th | v1 |
| Jan 6, 2022 | 0.98% (0.00976) | 25.91th | v1 |
| Sep 1, 2021 | 0.98% (0.00976) | 61.78th | v1 |
| Apr 14, 2021 | 0.98% (0.00976) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/103556 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-slogin x_refsource_CONFIRMMitigationVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0180 government-resourceUS Government Resource
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103556 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-slogin | x_refsource_CONFIRMMitigationVendor Advisory | |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0180 | government-resourceUS Government Resource |
Change history (0)
No recorded changes yet.