Vulnerability Monitor

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CVE-2019-1596


A vulnerability in the Bash shell implementation for Cisco NX-OS Software could allow an authenticated, local attacker to escalate their privilege level to root. The attacker must authenticate with valid user credentials. The vulnerability is due to incorrect permissions of a system executable. An attacker could exploit this vulnerability by authenticating to the device and entering a crafted command at the Bash prompt. A successful exploit could allow the attacker to escalate their privilege level to root. Nexus 3000 Series Switches are affected in versions prior to 7.0(3)I7(4). Nexus 3500 Platform Switches are affected in versions prior to 7.0(3)I7(4). Nexus 3600 Platform Switches are affected in versions prior to 7.0(3)F3(5). Nexus 9000 Series Switches in Standalone NX-OS Mode are affected in versions prior to 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

2019-03-07T19:29:00.223

Last Modified

2024-11-21T04:36:53.150

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-264
  • Type: Primary
    CWE-732

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco nx-os < 7.0\(3\)i4\(9\) Yes
Operating System cisco nx-os < 7.0\(3\)i7\(4\) Yes
Hardware cisco nexus_3000 - No
Operating System cisco nx-os < 7.0\(3\)i7\(4\) Yes
Hardware cisco nexus_3500 - No
Operating System cisco nx-os < 7.0\(3\)f3\(5\) Yes
Hardware cisco nexus_3600 - No
Operating System cisco nx-os < 7.0\(3\)i4\(9\) Yes
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

References