Vulnerability Name:

CVE-2019-20687 (CCN-180446)

Assigned:2019-12-03
Published:2019-12-03
Updated:2021-07-21
Summary:Certain NETGEAR devices are affected by denial of service. This affects D6200 before 1.1.00.34, D7000 before 1.0.1.70, JR6150 before 1.0.1.18, R6050 before 1.0.1.18, and WNR2020 before 1.1.0.62.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/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): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
6.1 Medium (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-20
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2019-20687

Source: XF
Type: UNKNOWN
netgear-cve201920687-dos(180446)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2018-0182
Security Advisory for Denial of Service on Some Routers and Gateways

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000061452/Security-Advisory-for-Denial-of-Service-on-Some-Routers-and-Gateways-PSV-2018-0182

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:d6200_firmware:*:*:*:*:*:*:*:* (Version < 1.1.00.34)
  • AND
  • cpe:/h:netgear:d6200:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:d7000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.70)
  • AND
  • cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:jr6150_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.18)
  • AND
  • cpe:/h:netgear:jr6150:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:r6050_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.18)
  • AND
  • cpe:/h:netgear:r6050:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.62)
  • AND
  • cpe:/h:netgear:wnr2020:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:d7000_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:jr6150_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:d6200_firmware:1.1.00:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6050_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wnr2020_firmware:1.1.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear d6200 firmware *
    netgear d6200 -
    netgear d7000 firmware *
    netgear d7000 -
    netgear jr6150 firmware *
    netgear jr6150 -
    netgear r6050 firmware *
    netgear r6050 -
    netgear wnr2020 firmware *
    netgear wnr2020 -
    netgear d7000 firmware 1.0.1
    netgear jr6150 firmware 1.0.1
    netgear d6200 firmware 1.1.00
    netgear r6050 firmware 1.0.1
    netgear wnr2020 firmware 1.1.0