Vulnerability Name:

CVE-2012-4122 (CCN-87672)

Assigned:2012-07-31
Published:2013-10-04
Updated:2017-08-29
Summary:The CLI parser in Cisco NX-OS allows local users to bypass intended access restrictions, and overwrite or create arbitrary files, via shell output redirection, aka Bug IDs CSCts56672 and CSCts56669.
CVSS v3 Severity:5.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:6.2 Medium (CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:C)
4.6 Medium (Temporal CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): Complete
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:N)
3.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:File Manipulation
References:Source: MITRE
Type: CNA
CVE-2012-4122

Source: OSVDB
Type: UNKNOWN
98121

Source: CCN
Type: Cisco Security Notice
Cisco NX-OS Software Input Validation Vulnerability

Source: CISCO
Type: Vendor Advisory
20131004 Cisco NX-OS Software Input Validation Vulnerability

Source: CCN
Type: OSVDB ID: 98121
Cisco NX-OS CLI Parser Unspecified Output Redirect Arbitrary File Overwrite

Source: BID
Type: Third Party Advisory, VDB Entry
62843

Source: CCN
Type: BID-62843
Cisco NX-OS CVE-2012-4122 Arbitrary File Creation or Overwrite Vulnerability

Source: XF
Type: UNKNOWN
cisco-nxos-cve20124122-file-overwrite(87672)

Source: XF
Type: UNKNOWN
cisco-nxos-cve20124122-file-overwrite(87672)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:cisco:nx-os:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:cisco:nx-os:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    cisco nx-os -
    cisco nx-os -