Vulnerability Name:

CVE-2012-4121 (CCN-87673)

Assigned:2012-07-31
Published:2013-10-04
Updated:2013-10-16
Summary:Cisco NX-OS allows local users to gain privileges, and read or modify arbitrary files, via the sed (1) r and (2) w commands, aka Bug IDs CSCts56559, CSCts56565, CSCts56570, and CSCts56574.
CVSS v3 Severity:6.6 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/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): High
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
5.0 Medium (Temporal CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/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): Complete
Integrity (I): Complete
Availibility (A): Complete
6.2 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:N)
4.6 Medium (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/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): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2012-4121

Source: CCN
Type: SA55198
Cisco Multiple Products NX-OS sed Privilege Escalation Security Issue

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: 98120
Cisco NX-OS Stream Editor (sed) Command-line Filter Arbitrary File Manipulation Local Privilege Escalation

Source: CCN
Type: BID-62846
Cisco NX-OS CVE-2012-4121 Arbitrary File Access Vulnerability

Source: XF
Type: UNKNOWN
cisco-nxos-cve20124121-unauth-access(87673)

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

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

  • * Denotes that component is vulnerable
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