Vulnerability Name:

CVE-2021-29070 (CCN-198610)

Assigned:2021-03-18
Published:2021-03-18
Updated:2021-03-26
Summary:Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBK852 before 3.2.17.12, RBK853 before 3.2.17.12, RBK854 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.
CVSS v3 Severity:8.4 High (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
7.3 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:5.2 Medium (CVSS v2 Vector: AV:A/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.7 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-77
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-29070

Source: CCN
Type: NETGEAR Web site
NETGEAR: Networking Products Made For You

Source: XF
Type: UNKNOWN
netgear-cve202129070-cmd-exec(198610)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2020-0530
Security Advisory for Post-Authentication Command Injection on Some WiFi Routers

Source: MISC
Type: Vendor Advisory
https://kb.netgear.com/000063019/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-WiFi-Routers-PSV-2020-0530

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:rbk852_firmware:*:*:*:*:*:*:*:* (Version < 3.2.17.12)
  • AND
  • cpe:/h:netgear:rbk852:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:netgear:rbk853_firmware:*:*:*:*:*:*:*:* (Version < 3.2.17.12)
  • AND
  • cpe:/h:netgear:rbk853:-:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:netgear:rbk854_firmware:*:*:*:*:*:*:*:* (Version < 3.2.17.12)
  • AND
  • cpe:/h:netgear:rbk854:-:*:*:*:*:*:*:*

  • Configuration 4:
  • cpe:/o:netgear:rbr850_firmware:*:*:*:*:*:*:*:* (Version < 3.2.17.12)
  • AND
  • cpe:/h:netgear:rbr850:-:*:*:*:*:*:*:*

  • Configuration 5:
  • cpe:/o:netgear:rbs850_firmware:*:*:*:*:*:*:*:* (Version < 3.2.17.12)
  • AND
  • cpe:/h:netgear:rbs850:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/h:netgear:rbk853:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:rbr850:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:rbs850:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:rbk852:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:rbk854:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    netgear rbk852 firmware *
    netgear rbk852 -
    netgear rbk853 firmware *
    netgear rbk853 -
    netgear rbk854 firmware *
    netgear rbk854 -
    netgear rbr850 firmware *
    netgear rbr850 -
    netgear rbs850 firmware *
    netgear rbs850 -
    netgear rbk853 -
    netgear rbr850 -
    netgear rbs850 -
    netgear rbk852 -
    netgear rbk854 -