Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability
Published Mar 7, 2019
4.4
MEDIUMCVSS 3.1
EPSS 0.38%
Description
A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system permissions. An attacker could exploit this vulnerability by accessing and modifying restricted files. A successful exploit could allow the attacker to access sensitive and critical files. Firepower 4100 Series Next-Generation Firewalls are affected in versions prior to 2.2.2.91 and 2.3.1.110. Firepower 9300 Series Next-Generation Firewalls are affected in versions prior to 2.2.2.91 and 2.3.1.110. MDS 9000 Series Multilayer Switches are affected in versions prior to 6.2(25), 8.1(1b), and 8.3(1). Nexus 3000 Series Switches are affected in versions prior to 7.0(3)I4(9) and 7.0(3)I7(4). Nexus 3500 Platform Switches are affected in versions prior to 6.0(2)A8(10) and 7.0(3)I7(4). Nexus 3600 Platform Switches are affected in versions prior to 7.0(3)F3(5). Nexus 2000, 5500, 5600, and 6000 Series Switches are affected in versions prior to 7.1(5)N1(1b) and 7.3(3)N1(1). Nexus 7000 and 7700 Series Switches are affected in versions prior to 6.2(22), 7.3(3)D1(1), and 8.2(3). Nexus 9000 Series Switches-Standalone are affected in versions prior to 7.0(3)I4(9) and 7.0(3)I7(4). Nexus 9500 R-Series Line Cards and Fabric Modules are affected in versions prior to 7.0(3)F3(5).
Affected products
-
- Version unspecifiedStatusaffectedConstraints<2.2.2.91
- Version unspecifiedStatusaffectedConstraints<2.3.1.110
- Version
-
- Version unspecifiedStatusaffectedConstraints<2.2.2.91
- Version unspecifiedStatusaffectedConstraints<2.3.1.110
- Version
-
- Version unspecifiedStatusaffectedConstraints<6.2(25)
- Version unspecifiedStatusaffectedConstraints<8.1(1b)
- Version unspecifiedStatusaffectedConstraints<8.3(1)
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.1(5)N1(1b)
- Version unspecifiedStatusaffectedConstraints<7.3(3)N1(1)
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.0(3)I4(9)
- Version unspecifiedStatusaffectedConstraints<7.0(3)I7(4)
- Version
-
- Version unspecifiedStatusaffectedConstraints<6.0(2)A8(10)
- Version unspecifiedStatusaffectedConstraints<7.0(3)I7(4)
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.0(3)F3(5)
- Version
-
- Version unspecifiedStatusaffectedConstraints<6.2(22)
- Version unspecifiedStatusaffectedConstraints<7.3(3)D1(1)
- Version unspecifiedStatusaffectedConstraints<8.2(3)
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.0(3)I4(9)
- Version unspecifiedStatusaffectedConstraints<7.0(3)I7(4)
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.0(3)F3(5)
- 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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cisco | Firepower 4100 Series Next-Generation Firewalls | n/a |
| ||||||||||||
| Cisco | Firepower 9300 Series Next-Generation Firewalls | n/a |
| ||||||||||||
| Cisco | MDS 9000 Series Multilayer Switches | n/a |
| ||||||||||||
| Cisco | Nexus 2000, 5500, 5600, and 6000 Series Switches | n/a |
| ||||||||||||
| Cisco | Nexus 3000 Series Switches | n/a |
| ||||||||||||
| Cisco | Nexus 3500 Platform Switches | n/a |
| ||||||||||||
| Cisco | Nexus 3600 Platform Switches | n/a |
| ||||||||||||
| Cisco | Nexus 7000 and 7700 Series Switches | n/a |
| ||||||||||||
| Cisco | Nexus 9000 Series Switches-Standalone | n/a |
| ||||||||||||
| Cisco | Nexus 9500 R-Series Line Cards and Fabric Modules | n/a |
|
Configuration 1
- ≥ 1.1 · < 2.2.2.91
- ≥ 2.3 · < 2.3.1.110
Running on/with
- n/a
- n/a
Configuration 2
Configuration 3
Running on/with
- n/a
Configuration 4
Running on/with
- n/a
Configuration 5
Running on/with
- n/a
Configuration 6
Running on/with
- n/a
- n/a
- n/a
- n/a
Configuration 7
Running on/with
- n/a
- n/a
Configuration 8
Running on/with
- n/a
Configuration 9
Running on/with
- n/a
Configuration 10
Configuration 11
Configuration 12
Running on/with
- n/a
Configuration 13
Running on/with
- n/a
Configuration 14
Running on/with
- n/a
- n/a
- n/a
- n/a
Configuration 15
Running on/with
- n/a
- n/a
Configuration 16
Running on/with
- n/a
- n/a
Configuration 17
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:H/UI:N/S:U/C:H/I:N/A:N
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:P/I:N/A:N
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 20, 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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.38% (0.00384) | 29.99th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.38% (0.00384) | 32.28th | 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 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00890) | 26.62th | v2 (v2022.01.01) |
| Jan 6, 2022 | 1.96% (0.01960) | 49.57th | v1 |
| Jan 5, 2022 | 0.44% (0.00444) | 29.04th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.44% (0.00444) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/107399 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/107404 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-directory vendor-advisoryx_refsource_CISCOPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/107399 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/107404 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190306-nxos-directory | vendor-advisoryx_refsource_CISCOPatchVendor Advisory |
Change history (0)
No recorded changes yet.