Vulnerability Name:

CVE-2017-6862 (CCN-128549)

Assigned:2017-05-05
Published:2017-05-05
Updated:2017-07-18
Summary:NETGEAR WNR2000v3 devices before 1.1.2.14, WNR2000v4 devices before 1.0.0.66, and WNR2000v5 devices before 1.0.0.42 allow authentication bypass and remote code execution via a buffer overflow that uses a parameter in the administration webapp. The NETGEAR ID is PSV-2016-0261.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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
9.8 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/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): Network
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:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
10.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2017-6862

Source: BID
Type: Third Party Advisory, VDB Entry
98740

Source: CCN
Type: BID-98740
Multiple NETGEAR Routers CVE-2017-6862 Buffer Overflow Vulnerability

Source: XF
Type: UNKNOWN
netgear-cve20176862-bo(128549)

Source: CCN
Type: NETGEAR Web site
Security Advisory for Unauthenticated Remote Code Execution on Some Routers, PSV-2016-0261

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000038542/Security-Advisory-for-Unauthenticated-Remote-Code-Execution-on-Some-Routers-PSV-2016-0261

Source: MISC
Type: UNKNOWN
https://www.on-x.com/sites/default/files/on-x_-_security_advisory_-_netgear_wnr2000v5_-_cve-2017-6862.pdf

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:wnr2000v5_firmware:*:*:*:*:*:*:*:* (Version <= 1.0.0.41)
  • AND
  • cpe:/h:netgear:wnr2000v5:-:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:netgear:wnr2000v4_firmware:*:*:*:*:*:*:*:* (Version <= 1.0.0.65)
  • AND
  • cpe:/h:netgear:wnr2000v4:-:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:netgear:wnr2000v3_firmware:*:*:*:*:*:*:*:* (Version <= 1.1.2.13)
  • AND
  • cpe:/h:netgear:wnr2000v3:-:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/h:netgear:wnr2000v5:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:wnr2000v4:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:wnr2000v3:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    netgear wnr2000v5 firmware *
    netgear wnr2000v5 -
    netgear wnr2000v4 firmware *
    netgear wnr2000v4 -
    netgear wnr2000v3 firmware *
    netgear wnr2000v3 -
    netgear wnr2000v5 -
    netgear wnr2000v4 -
    netgear wnr2000v3 -