Vulnerability Name:

CVE-2021-45636 (CCN-215773)

Assigned:2021-12-20
Published:2021-12-20
Updated:2022-01-05
Summary:NETGEAR D7000 devices before 1.0.1.82 are affected by a stack-based buffer overflow by an unauthenticated attacker.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/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): Adjacent
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
5.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L)
4.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:5.8 Medium (CVSS v2 Vector: AV:A/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.8 Medium (CCN CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-45636

Source: XF
Type: UNKNOWN
netgear-psv20190182-bo(215773)

Source: MISC
Type: Patch, Vendor Advisory
https://kb.netgear.com/000064447/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-D7000-PSV-2019-0182

Source: CCN
Type: NETGEAR Security Advisory: PSV-2019-0182
Security Advisory for Pre-Authentication Stack Overflow on D7000

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:d7000_firmware:*:*:*:*:*:*:*:* (Version < 1.0.1.82)
  • AND
  • cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/h:netgear:d7000:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    netgear d7000 firmware *
    netgear d7000 -
    netgear d7000 -