Vulnerability Monitor

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CVE-2019-1601

A vulnerability in the filesystem permissions of Cisco NX-OS Software could allow an authenticated, local attacker to gain read and write access to a critical configuration file. The vulnerability is due to a failure to impose strict filesystem permissions on the targeted device. An attacker could exploit this vulnerability by accessing and modifying restricted files. A successful exploit could allow an attacker to use the content of this configuration file to bypass authentication and log in as any user of the device. 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).

Published

2019-03-08T18:29:00.367

Last Modified

2024-11-21T04:36:54.010

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-284
  • Type: Primary
    CWE-732
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco nx-os < 8.3\(1\) Yes
Hardware cisco mds_9000 - No
Operating System cisco nx-os < 7.0\(3\)i7\(4\) Yes
Hardware cisco nexus_3500 - No
Operating System cisco nx-os < 7.0\(3\)i7\(4\) Yes
Hardware cisco nexus_3000 - No
Operating System cisco nx-os < 7.0\(3\)f3\(5\) Yes
Hardware cisco nexus_3600 - No
Operating System cisco nx-os < 7.0\(3\)i7\(4\) Yes
Hardware cisco nexus_9000 - No
Operating System cisco nx-os < 7.0\(3\)f3\(5\) Yes
Hardware cisco nexus_9500 - No
Operating System cisco nx-os < 8.1\(1b\) Yes
Hardware cisco mds_9000 - No
Operating System cisco nx-os < 6.2\(25\) Yes
Hardware cisco mds_9000 - No
Operating System cisco nx-os < 7.0\(3\)i4\(9\) Yes
Hardware cisco nexus_3000 - No
Operating System cisco nx-os < 8.3\(1\) Yes
Hardware cisco nexus_7000 - No
Hardware cisco nexus_7700 - No
Operating System cisco nx-os < 7.3\(3\)d1\(1\) Yes
Hardware cisco nexus_7000 - No
Hardware cisco nexus_7700 - No
Operating System cisco nx-os < 6.2\(22\) Yes
Hardware cisco nexus_7000 - No
Hardware cisco nexus_7700 - No
Operating System cisco nx-os < 7.0\(3\)i4\(9\) Yes
Hardware cisco nexus_9000 - No
Operating System cisco nx-os < 6.0\(2\)a8\(10\) Yes
Hardware cisco nexus_3500 - No
Operating System cisco nx-os < 7.3\(3\)n1\(1\) Yes
Hardware cisco nexus_2000 - No
Hardware cisco nexus_5500 - No
Hardware cisco nexus_5600 - No
Hardware cisco nexus_6000 - No
Operating System cisco nx-os < 7.1\(5\)n1\(1b\) Yes
Hardware cisco nexus_2000 - No
Hardware cisco nexus_5500 - No
Hardware cisco nexus_5600 - No
Hardware cisco nexus_6000 - No
Operating System cisco nx-os < 8.1\(2\) Yes
Hardware cisco nexus_7000 - No
Hardware cisco nexus_7700 - No
References