Vulnerability Name:

CVE-2018-21140 (CCN-180801)

Assigned:2018-09-24
Published:2018-09-24
Updated:2020-04-23
Summary:Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D3600 before 1.0.0.76 and D6000 before 1.0.0.76.
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.7 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/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): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:3.3 Low (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
8.3 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-21140

Source: XF
Type: UNKNOWN
netgear-cve201821140-weak-security(180801)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2018-0097
Security Advisory for Security Misconfiguration on Some Modem Routers

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000060221/Security-Advisory-for-Security-Misconfiguration-on-Some-Modem-Routers-PSV-2018-0097

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:d3600_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.76)
  • AND
  • cpe:/h:netgear:d3600:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:netgear:d6000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.76)
  • AND
  • cpe:/h:netgear:d6000:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:netgear:d3600_firmware:1.0.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    netgear d3600 firmware *
    netgear d3600 -
    netgear d6000 firmware *
    netgear d6000 -
    netgear d3600 firmware 1.0.0