Vulnerability Name:

CVE-2019-20650 (CCN-180519)

Assigned:2019-12-03
Published:2019-12-03
Updated:2021-07-21
Summary:Certain NETGEAR devices are affected by denial of service. This affects R8900 before 1.0.5.2, R9000 before 1.0.5.2, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.
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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:H/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): High
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
4.6 Medium (CCN CVSS v2 Vector: AV:A/AC:H/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): High
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-2019-20650

Source: XF
Type: UNKNOWN
netgear-cve201920650-dos(180519)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2019-0197
Security Advisory for Denial of Service on Some Routers

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000061492/Security-Advisory-for-Denial-of-Service-on-Some-Routers-PSV-2019-0197

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:r8900_firmware:*:*:*:*:*:*:*:* (Version < 1.0.5.2)
  • AND
  • cpe:/h:netgear:r8900:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:r9000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.5.2)
  • AND
  • cpe:/h:netgear:r9000:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:xr500_firmware:*:*:*:*:*:*:*:* (Version < 2.3.2.56)
  • AND
  • cpe:/h:netgear:xr500:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:xr700_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.20)
  • AND
  • cpe:/h:netgear:xr700:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:xr500_firmware:2.3.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:xr700_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r8900_firmware:1.0.5.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r9000_firmware:1.0.5.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear r8900 firmware *
    netgear r8900 -
    netgear r9000 firmware *
    netgear r9000 -
    netgear xr500 firmware *
    netgear xr500 -
    netgear xr700 firmware *
    netgear xr700 -
    netgear xr500 firmware 2.3.2
    netgear xr700 firmware 1.0.1
    netgear r8900 firmware 1.0.5.2
    netgear r9000 firmware 1.0.5.2