CVE-2021-36306 | BDVDB-2026-164694 Detail

DellNetworking OS

Description#

Networking OS10, versions prior to October 2021 with RESTCONF API enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-287 Improper Authentication

References#

https://www.dell.com/support/kbdoc/en-us/000193076

Exploit#

No public exploit known

History#

Version 12021-11-20Record published in the CVE List.
Version 22024-09-17Most recent update recorded in the CVE List.

Published

Published: 2021-11-20
Last modified: 2024-09-17

Vendor information

Vendor: Dell
Product: Networking OS

All Dell vulnerabilities

Score

8.1 High

EPSS

3.6%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 89.8.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Authentication Issues

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kcc
Fixed
OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kcc

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.1 High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).