CVE-2021-22909 — HIGH (7.5)

Q: How severe is CVE-2021-22909?

CVE-2021-22909 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-22909?

Check the references section above for vendor advisories and patch information. Affected products include: Ui Edgemax Edgerouter Firmware, Ui Edgemax Edgerouter.

Vulnerability 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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ui	Edgemax Edgerouter Firmware	<= 2.0.9
Ui	Edgemax Edgerouter	-

Related Weaknesses (CWE)

CWE-295 CWE-300

References

https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bVendor Advisory
https://community.ui.com/releases/Security-Advisory-Bulletin-018-018/cfa1566b-4bVendor Advisory

FAQ

What is CVE-2021-22909?

CVE-2021-22909 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 EdgeM...

How severe is CVE-2021-22909?

CVE-2021-22909 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22909?

Check the references section above for vendor advisories and patch information. Affected products include: Ui Edgemax Edgerouter Firmware, Ui Edgemax Edgerouter.