Vulnerability Name:

CVE-2021-37566 (CCN-216154)

Assigned:2021-11-11
Published:2021-11-11
Updated:2022-01-10
Summary:MediaTek microchips, as used in NETGEAR devices through 2021-11-11 and other devices, mishandle IEEE 1905 protocols. (Affected Chipsets MT7603E, MT7610, MT7613, MT7615, MT7620, MT7622, MT7628, MT7629, MT7915; Affected Software Versions 2.0.2; Out-of-bounds write).
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.2 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L/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): None
Availibility (A): Low
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
8.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-787
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-37566

Source: CONFIRM
Type: Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/January-2022

Source: XF
Type: UNKNOWN
netgear-cve202137566-sec-bypass(216154)

Source: CCN
Type: NETGEAR Security Advisory: PSV-2021-0298 & PSV-2021-0300
Security Advisory for WiFi WPS and IEEE-1905 Vulnerabilities on Multiple Products

Source: MISC
Type: Third Party Advisory
https://kb.netgear.com/000064368/Security-Advisory-for-WiFi-WPS-and-IEEE-1905-Vulnerabilities-on-Multiple-Products-PSV-2021-0298-PSV-2021-0300

Vulnerable Configuration:Configuration 1:
  • cpe:/o:mediatek:mt7603e_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7603e:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:mediatek:mt7610_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7610:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:mediatek:mt7613_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7613:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:mediatek:mt7615_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7615:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:mediatek:mt7620_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7620:-:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/o:mediatek:mt7622_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7622:-:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:mediatek:mt7628_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7628:-:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:mediatek:mt7629_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7629:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:mediatek:mt7915_firmware:2.0.2:*:*:*:*:*:*:*
  • AND
  • cpe:/h:mediatek:mt7915:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    mediatek mt7603e firmware 2.0.2
    mediatek mt7603e -
    mediatek mt7610 firmware 2.0.2
    mediatek mt7610 -
    mediatek mt7613 firmware 2.0.2
    mediatek mt7613 -
    mediatek mt7615 firmware 2.0.2
    mediatek mt7615 -
    mediatek mt7620 firmware 2.0.2
    mediatek mt7620 -
    mediatek mt7622 firmware 2.0.2
    mediatek mt7622 -
    mediatek mt7628 firmware 2.0.2
    mediatek mt7628 -
    mediatek mt7629 firmware 2.0.2
    mediatek mt7629 -
    mediatek mt7915 firmware 2.0.2
    mediatek mt7915 -