Vulnerability Name:

CVE-2021-34756 (CCN-212270)

Assigned:2021-10-27
Published:2021-10-27
Updated:2022-10-24
Summary:Multiple vulnerabilities in the CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A: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): Complete
Vulnerability Type:CWE-78
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-34756

Source: XF
Type: UNKNOWN
cisco-cve202134756-commnd-exec(212270)

Source: CCN
Type: Cisco Security Advisory cisco-sa-ftd-cmdinject-FmzsLN8
Cisco Firepower Threat Defense Software Command Injection Vulnerabilities

Source: CISCO
Type: Vendor Advisory
20211027 Cisco Firepower Threat Defense Software Command Injection Vulnerabilities

Vulnerable Configuration:Configuration 1:
  • cpe:/a:cisco:firepower_management_center_virtual_appliance:6.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.2.3:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.6.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* (Version >= 7.0.0 and < 7.0.1)
  • OR cpe:/a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* (Version >= 6.7.0 and < 6.7.0.3)
  • OR cpe:/a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* (Version >= 6.4.0 and < 6.4.0.13)
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.2.3:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.4.0.11:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.5.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.6.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.6.1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:6.7.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:7.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_management_center_virtual_appliance:7.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.4.0.11:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.6.1:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:6.7.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:7.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:sourcefire_defense_center:7.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* (Version >= 6.6.0 and < 6.6.5)

    • Configuration CCN 1:
  • cpe:/a:cisco:firepower_threat_defense_software:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    cisco firepower management center virtual appliance 6.1.0
    cisco firepower management center virtual appliance 6.2.0
    cisco firepower management center virtual appliance 6.2.3
    cisco sourcefire defense center 6.4.0
    cisco sourcefire defense center 6.5.0
    cisco sourcefire defense center 6.6.0
    cisco firepower threat defense *
    cisco firepower threat defense *
    cisco firepower threat defense *
    cisco firepower management center virtual appliance 6.3.0
    cisco sourcefire defense center 6.1.0
    cisco sourcefire defense center 6.2.0
    cisco sourcefire defense center 6.2.3
    cisco firepower management center virtual appliance 6.4.0
    cisco firepower management center virtual appliance 6.4.0.11
    cisco firepower management center virtual appliance 6.5.0
    cisco firepower management center virtual appliance 6.6.0
    cisco firepower management center virtual appliance 6.6.1
    cisco firepower management center virtual appliance 6.7.0
    cisco firepower management center virtual appliance 7.0.0
    cisco firepower management center virtual appliance 7.1.0
    cisco sourcefire defense center 6.3.0
    cisco sourcefire defense center 6.4.0.11
    cisco sourcefire defense center 6.6.1
    cisco sourcefire defense center 6.7.0
    cisco sourcefire defense center 7.0.0
    cisco sourcefire defense center 7.1.0
    cisco firepower threat defense *
    cisco firepower threat defense software *