Vulnerability Name:

CVE-2019-20659 (CCN-180518)

Assigned:2019-12-03
Published:2019-12-03
Updated:2020-08-24
Summary:Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10.
CVSS v3 Severity:7.2 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
6.3 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
6.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L)
5.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L/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): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): Low
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.4 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:C/I:C/A:P)
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): Partial
Vulnerability Type:CWE-77
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2019-20659

Source: XF
Type: UNKNOWN
netgear-cve201920659-cmd-exec(180518)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2018-0567
Security Advisory for Post-Authentication Command Injection on Some Routers

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000061480/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2018-0567

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:r6400_firmware:*:*:*:*:*:*:*:* (Version < 1.0.4.84)
  • AND
  • cpe:/h:netgear:r6400:v2:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:r6700_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.8)
  • AND
  • cpe:/h:netgear:r6700:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:r6700_firmware:*:*:*:*:*:*:*:* (Version < 1.0.4.84)
  • AND
  • cpe:/h:netgear:r6700:v3:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:r6900_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.8)
  • AND
  • cpe:/h:netgear:r6900:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:netgear:r7900_firmware:*:*:*:*:*:*:*:* (Version < 1.0.3.10)
  • AND
  • cpe:/h:netgear:r7900:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:r6700_firmware:1.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6400v2_firmware:1.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6900_firmware:1.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6700v3_firmware:1.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r7900_firmware:1.0.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear r6400 firmware *
    netgear r6400 v2
    netgear r6700 firmware *
    netgear r6700 -
    netgear r6700 firmware *
    netgear r6700 v3
    netgear r6900 firmware *
    netgear r6900 -
    netgear r7900 firmware *
    netgear r7900 -
    netgear r6700 firmware 1.0.2
    netgear r6400v2 firmware 1.0.4
    netgear r6900 firmware 1.0.2
    netgear r6700v3 firmware 1.0.4
    netgear r7900 firmware 1.0.3