Vulnerability Name:

CVE-2017-18776 (CCN-180639)

Assigned:2017-10-27
Published:2017-10-27
Updated:2020-04-24
Summary:Certain NETGEAR devices are affected by authentication bypass. This affects D6100 before V1.0.0.55, D7000 before V1.0.1.50, D7800 before V1.0.1.24, JNR1010v2 before 1.1.0.40, JWNR2010v5 before 1.1.0.40, R6100 before 1.0.1.12, R6220 before 1.1.0.50, R7500 before 1.0.0.108, R7500v2 before 1.0.3.10, WNDR4300v1 before 1.0.2.88, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, WNR1000v4 before 1.1.0.40, WNR2000v5 before 1.0.0.42, WNR2020 before 1.1.0.40, and WNR2050 before 1.1.0.40.
CVSS v3 Severity:8.4 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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
8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/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): Local
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:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-287
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2017-18776

Source: XF
Type: UNKNOWN
netgear-cve201718776-sec-bypass(180639)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2017-0387
Security Advisory for Authentication Bypass on Some Routers and Gateways

Source: CONFIRM
Type: Vendor Advisory
https://kb.netgear.com/000049552/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-and-Gateways-PSV-2017-0387

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:d6100_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.55)
  • AND
  • cpe:/h:netgear:d6100:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:d7000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.50)
  • AND
  • cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:d7800_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.24)
  • AND
  • cpe:/h:netgear:d7800:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:jnr1010_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.40)
  • AND
  • cpe:/h:netgear:jnr1010:v2:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:netgear:jwnr2010_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.40)
  • AND
  • cpe:/h:netgear:jwnr2010:v5:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/o:netgear:r6100_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.12)
  • AND
  • cpe:/h:netgear:r6100:-:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:netgear:r6220_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.50)
  • AND
  • cpe:/h:netgear:r6220:-:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:netgear:r7500_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.108)
  • AND
  • cpe:/h:netgear:r7500:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:netgear:r7500_firmware:*:*:*:*:*:*:*:* (Version < 1.0.3.10)
  • AND
  • cpe:/h:netgear:r7500:v2:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* (Version < 1.0.2.88)
  • AND
  • cpe:/h:netgear:wndr4300:v1:*:*:*:*:*:*:*

    • Configuration 11:
  • cpe:/o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.48)
  • AND
  • cpe:/h:netgear:wndr4300:v2:*:*:*:*:*:*:*

    • Configuration 12:
  • cpe:/o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.48)
  • AND
  • cpe:/h:netgear:wndr4500:v3:*:*:*:*:*:*:*

    • Configuration 13:
  • cpe:/o:netgear:wnr1000_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.40)
  • AND
  • cpe:/h:netgear:wnr1000:v4:*:*:*:*:*:*:*

    • Configuration 14:
  • cpe:/o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.0.42)
  • AND
  • cpe:/h:netgear:wnr2000:v5:*:*:*:*:*:*:*

    • Configuration 15:
  • cpe:/o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.40)
  • AND
  • cpe:/h:netgear:wnr2020:-:*:*:*:*:*:*:*

    • Configuration 16:
  • cpe:/o:netgear:wnr2050_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.40)
  • AND
  • cpe:/h:netgear:wnr2050:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:netgear:r7500v2_firmware:1.0.3:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:d7800_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:d7000_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6220_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:d6100_firmware:1.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wndr4300v2_firmware:1.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wnr2000v5_firmware:1.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wndr4500v3_firmware:1.0.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wndr4300v1_firmware:1.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:jnr1010v2_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wnr2020_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r6100_firmware:1.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:jwnr2010v5_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wnr1000v4_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:wnr2050_firmware:1.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:netgear:r7500_firmware:1.0.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear d6100 firmware *
    netgear d6100 -
    netgear d7000 firmware *
    netgear d7000 -
    netgear d7800 firmware *
    netgear d7800 -
    netgear jnr1010 firmware *
    netgear jnr1010 v2
    netgear jwnr2010 firmware *
    netgear jwnr2010 v5
    netgear r6100 firmware *
    netgear r6100 -
    netgear r6220 firmware *
    netgear r6220 -
    netgear r7500 firmware *
    netgear r7500 -
    netgear r7500 firmware *
    netgear r7500 v2
    netgear wndr4300 firmware *
    netgear wndr4300 v1
    netgear wndr4300 firmware *
    netgear wndr4300 v2
    netgear wndr4500 firmware *
    netgear wndr4500 v3
    netgear wnr1000 firmware *
    netgear wnr1000 v4
    netgear wnr2000 firmware *
    netgear wnr2000 v5
    netgear wnr2020 firmware *
    netgear wnr2020 -
    netgear wnr2050 firmware *
    netgear wnr2050 -
    netgear r7500v2 firmware 1.0.3
    netgear d7800 firmware 1.0.1
    netgear d7000 firmware 1.0.1
    netgear r6220 firmware 1.1.0
    netgear d6100 firmware 1.0.0
    netgear wndr4300v2 firmware 1.0.0
    netgear wnr2000v5 firmware 1.0.0
    netgear wndr4500v3 firmware 1.0.0
    netgear wndr4300v1 firmware 1.0.2
    netgear jnr1010v2 firmware 1.1.0
    netgear wnr2020 firmware 1.1.0
    netgear r6100 firmware 1.0.1
    netgear jwnr2010v5 firmware 1.1.0
    netgear wnr1000v4 firmware 1.1.0
    netgear wnr2050 firmware 1.1.0
    netgear r7500 firmware 1.0.0