CVE-2019-1600
Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- cisco
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).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ciscoCNA (assigner) | 3.0 | Medium6.7 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Medium4.4 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.38% · top 67% of all CVEs (4 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Weakness
Affected products
Cisco · Firepower 4100 Series Next-Generation Firewalls
- affected unspecified – < 2.2.2.91
- affected unspecified – < 2.3.1.110
Cisco · Firepower 9300 Series Next-Generation Firewalls
- affected unspecified – < 2.2.2.91
- affected unspecified – < 2.3.1.110
Cisco · MDS 9000 Series Multilayer Switches
- affected unspecified – < 6.2(25)
- affected unspecified – < 8.1(1b)
- affected unspecified – < 8.3(1)
Cisco · Nexus 3000 Series Switches
- affected unspecified – < 7.0(3)I4(9)
- affected unspecified – < 7.0(3)I7(4)
Cisco · Nexus 3500 Platform Switches
- affected unspecified – < 6.0(2)A8(10)
- affected unspecified – < 7.0(3)I7(4)
Cisco · Nexus 3600 Platform Switches
- affected unspecified – < 7.0(3)F3(5)
Cisco · Nexus 2000, 5500, 5600, and 6000 Series Switches
- affected unspecified – < 7.1(5)N1(1b)
- affected unspecified – < 7.3(3)N1(1)
Cisco · Nexus 7000 and 7700 Series Switches
- affected unspecified – < 6.2(22)
- affected unspecified – < 7.3(3)D1(1)
- affected unspecified – < 8.2(3)
Cisco · Nexus 9000 Series Switches-Standalone
- affected unspecified – < 7.0(3)I4(9)
- affected unspecified – < 7.0(3)I7(4)
Cisco · Nexus 9500 R-Series Line Cards and Fabric Modules
- affected unspecified – < 7.0(3)F3(5)
What to do
Exploitation: The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
References (3)
- 107399 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20190306 Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- 107404 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-1600)Record last updated .