Is CVE-2021-22909 actively exploited?

CVE-2021-22909 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-22909?

CVE-2021-22909 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-22909?

Patch guidance is available from ui security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-22909.

Which products are affected by CVE-2021-22909?

1 product: ui edgemax edgerouter firmware.

Fix CVE-2021-22909 - HIGH ui edgemax edgerouter firmware

Description

A vulnerability found in EdgeMAX EdgeRouter V2.0.9 and earlier could allow a malicious actor to execute a man-in-the-middle (MitM) attack during a firmware update. This vulnerability is fixed in EdgeMAX EdgeRouter V2.0.9-hotfix.1 and later.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: high
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-300 CWE-295

Metadata

Primary Vendor: UI
Published: 5/27/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-22909

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary