Vulnerability Name:

CVE-2021-45511 (CCN-208395)

Assigned:2021-08-27
Published:2021-08-27
Updated:2022-07-12
Summary:Certain NETGEAR devices are affected by authentication bypass. This affects AC2100 before 2021-08-27, AC2400 before 2021-08-27, AC2600 before 2021-08-27, D7000 before 2021-08-27, R6220 before 2021-08-27, R6230 before 2021-08-27, R6260 before 2021-08-27, R6330 before 2021-08-27, R6350 before 2021-08-27, R6700v2 before 2021-08-27, R6800 before 2021-08-27, R6850 before 2021-08-27, R6900v2 before 2021-08-27, R7200 before 2021-08-27, R7350 before 2021-08-27, R7400 before 2021-08-27, and R7450 before 2021-08-27.
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)
9.1 Critical (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:F/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
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)
6.3 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:F/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:10.0 High (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
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-noinfo
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-45511

Source: XF
Type: UNKNOWN
netgear-psv20210133-sec-bypass(208395)

Source: MISC
Type: Patch, Vendor Advisory
https://kb.netgear.com/000063961/Security-Advisory-for-Authentication-Bypass-Vulnerability-on-the-D7000-and-Some-Routers-PSV-2021-0133

Source: CCN
Type: NETGEAR Security Advisory: PSV-2021-0133
Security Advisory for Authentication Bypass Vulnerability on the D7000 and Some Routers

Source: CCN
Type: Rapid7 Vulnerability and Exploit Database [09-06-2021]
Netgear PNPX_GetShareFolderList Authentication Bypass

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:ac2100_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:ac2100:-:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:netgear:ac2400_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:ac2400:-:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:netgear:ac2600_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:ac2600:-:*:*:*:*:*:*:*

    • Configuration 4:
  • cpe:/o:netgear:d7000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.80)
  • AND
  • cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

    • Configuration 5:
  • cpe:/o:netgear:r6220_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.110)
  • AND
  • cpe:/h:netgear:r6220:-:*:*:*:*:*:*:*

    • Configuration 6:
  • cpe:/o:netgear:r6230_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.110)
  • AND
  • cpe:/h:netgear:r6230:-:*:*:*:*:*:*:*

    • Configuration 7:
  • cpe:/o:netgear:r6260_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.84)
  • AND
  • cpe:/h:netgear:r6260:-:*:*:*:*:*:*:*

    • Configuration 8:
  • cpe:/o:netgear:r6330_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.84)
  • AND
  • cpe:/h:netgear:r6330:-:*:*:*:*:*:*:*

    • Configuration 9:
  • cpe:/o:netgear:r6350_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.84)
  • AND
  • cpe:/h:netgear:r6350:-:*:*:*:*:*:*:*

    • Configuration 10:
  • cpe:/o:netgear:r6700v2_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r6700v2:-:*:*:*:*:*:*:*

    • Configuration 11:
  • cpe:/o:netgear:r6800_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r6800:-:*:*:*:*:*:*:*

    • Configuration 12:
  • cpe:/o:netgear:r6850_firmware:*:*:*:*:*:*:*:* (Version < 1.1.0.84)
  • AND
  • cpe:/h:netgear:r6850:-:*:*:*:*:*:*:*

    • Configuration 13:
  • cpe:/o:netgear:r6900v2_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r6900v2:-:*:*:*:*:*:*:*

    • Configuration 14:
  • cpe:/o:netgear:r7200_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r7200:-:*:*:*:*:*:*:*

    • Configuration 15:
  • cpe:/o:netgear:r7350_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r7350:-:*:*:*:*:*:*:*

    • Configuration 16:
  • cpe:/o:netgear:r7400_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r7400:-:*:*:*:*:*:*:*

    • Configuration 17:
  • cpe:/o:netgear:r7450_firmware:*:*:*:*:*:*:*:* (Version < 1.2.0.88)
  • AND
  • cpe:/h:netgear:r7450:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/h:netgear:r6220:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r6800:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r6850:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r6900:v2:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:ac2100:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:ac2400:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:ac2600:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r7450:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r6230:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r7200:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r7350:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:r7400:-:*:*:*:*:*:*:*
  • OR cpe:/h:netgear:d6220:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear ac2100 firmware *
    netgear ac2100 -
    netgear ac2400 firmware *
    netgear ac2400 -
    netgear ac2600 firmware *
    netgear ac2600 -
    netgear d7000 firmware *
    netgear d7000 -
    netgear r6220 firmware *
    netgear r6220 -
    netgear r6230 firmware *
    netgear r6230 -
    netgear r6260 firmware *
    netgear r6260 -
    netgear r6330 firmware *
    netgear r6330 -
    netgear r6350 firmware *
    netgear r6350 -
    netgear r6700v2 firmware *
    netgear r6700v2 -
    netgear r6800 firmware *
    netgear r6800 -
    netgear r6850 firmware *
    netgear r6850 -
    netgear r6900v2 firmware *
    netgear r6900v2 -
    netgear r7200 firmware *
    netgear r7200 -
    netgear r7350 firmware *
    netgear r7350 -
    netgear r7400 firmware *
    netgear r7400 -
    netgear r7450 firmware *
    netgear r7450 -
    netgear r6220 -
    netgear r6800 -
    netgear r6850 -
    netgear d7000 -
    netgear r6900 v2
    netgear ac2100 -
    netgear ac2400 -
    netgear ac2600 -
    netgear r7450 -
    netgear r6230 -
    netgear r7200 -
    netgear r7350 -
    netgear r7400 -
    netgear d6220 -