Vulnerability Name:

CVE-2018-21105 (CCN-180540)

Assigned:2018-12-06
Published:2018-12-06
Updated:2020-04-23
Summary:NETGEAR R7800 devices before 1.0.2.60 are affected by command injection by an authenticated user.
CVSS v3 Severity:6.8 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/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): 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): High
6.8 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.9 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: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): Unchanged
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-78
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-21105

Source: XF
Type: UNKNOWN
netgear-cve201821105-cmd-exec(180540)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2018-0361
Security Advisory for a Post-Authentication Command Injection on R7800

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000060446/Security-Advisory-for-a-Post-Authentication-Command-Injection-on-R7800-PSV-2018-0361

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:r7800_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.60)
  • AND
  • cpe:/h:netgear:r7800:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:r7800_firmware:1.0.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear r7800 firmware *
    netgear r7800 -
    netgear r7800 firmware 1.0.2