Vulnerability Name:

CVE-2020-35225 (CCN-198023)

Assigned:2020-12-13
Published:2021-03-08
Updated:2021-03-15
Summary:The NSDP protocol implementation on NETGEAR JGS516PE/GS116Ev2 v2.6.0.43 devices was not properly validating the length of string parameters sent in write requests, potentially allowing denial of service attacks.
CVSS v3 Severity:6.8 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.9 Medium (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:U/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
6.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H)
5.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H/E:U/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): Low
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:5.2 Medium (CVSS v2 Vector: AV:A/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.4 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:P/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-120
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-35225

Source: CCN
Type: NETGEAR Web site
NETGEAR: Networking Products Made For You

Source: XF
Type: UNKNOWN
netgear-cve202035225-dos(198023)

Source: CCN
Type: NCC Group Web site
Multiple Vulnerabilities in Netgear ProSAFE Plus JGS516PE / GS116Ev2 Switches

Source: MISC
Type: Vendor Advisory
https://research.nccgroup.com/2021/03/08/technical-advisory-multiple-vulnerabilities-in-netgear-prosafe-plus-jgs516pe-gs116ev2-switches/

Vulnerable Configuration:Configuration 1:
  • cpe:/o:netgear:gs116e_firmware:2.6.0.43:*:*:*:*:*:*:*
  • AND
  • cpe:/h:netgear:gs116e:v2:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:netgear:jgs516pe_firmware:2.6.0.43:*:*:*:*:*:*:*
  • AND
  • cpe:/h:netgear:jgs516pe:-:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
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