A vulnerability in the CLI parser of Cisco FXOS Software and Cisco UCS Fabric Interconnect Software could allow an authenticated, local attacker to cause a buffer overflow on an affected device
Published Jun 21, 2018
7.8
HIGHCVSS 3.1
EPSS 0.43%
Description
A vulnerability in the CLI parser of Cisco FXOS Software and Cisco UCS Fabric Interconnect Software could allow an authenticated, local attacker to cause a buffer overflow on an affected device. The vulnerability is due to incorrect input validation in the CLI parser subsystem. An attacker could exploit this vulnerability by exceeding the expected length of user input. A successful exploit could allow the attacker to execute arbitrary code with root privileges on the affected system. This vulnerability affects Firepower 4100 Series Next-Generation Firewall, Firepower 9300 Security Appliance, UCS 6100 Series Fabric Interconnects, UCS 6200 Series Fabric Interconnects, UCS 6300 Series Fabric Interconnects. Cisco Bug IDs: CSCvb61099, CSCvb86743.
Affected products
- Vendor n/a Product Cisco FXOS Software and UCS Fabric Interconnect unknown Defaultn/a
- Version Cisco FXOS Software and UCS Fabric Interconnect unknownStatusaffectedConstraints-
- 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 FXOS Software and UCS Fabric Interconnect unknown | n/a |
|
Configuration 1
Running on/with
- n/a
- n/a
- n/a
- n/a
- n/a
- n/a
Configuration 2
- ≥ 1.1 · < 1.1.4.169
- ≥ 2.0 · < 2.0.1.135
Running on/with
- n/a
- n/a
- n/a
- n/a
Configuration 3
- ≥ 1.1 · < 1.1.4.169
- ≥ 2.0 · < 2.0.1.135
Running on/with
- n/a
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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Nov 29, 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 v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.43% (0.00427) | 34.66th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.43% (0.00427) | 36.59th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00042) | 5.06th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.04% (0.01036) | 43.31th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.04% (0.01036) | 20.62th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.39% (0.00389) | 3.39th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.39% (0.00389) | 0.00th | v1 |
References (1)
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-fxos-ace x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180620-fxos-ace | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.