CVE-2022-20864 — MEDIUM (4.6)

Vulnerability Description

A vulnerability in the password-recovery disable feature of Cisco IOS XE ROM Monitor (ROMMON) Software for Cisco Catalyst Switches could allow an unauthenticated, local attacker to recover the configuration or reset the enable password. This vulnerability is due to a problem with the file and boot variable permissions in ROMMON. An attacker could exploit this vulnerability by rebooting the switch into ROMMON and entering specific commands through the console. A successful exploit could allow the attacker to read any file or reset the enable password.

CVSS Score

4.6

MEDIUM

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

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Cisco	Ios Xe Rom Monitor	-
Cisco	Catalyst 3650	-
Cisco	Catalyst 3650-12X48Fd-E	-
Cisco	Catalyst 3650-12X48Fd-L	-
Cisco	Catalyst 3650-12X48Fd-S	-
Cisco	Catalyst 3650-12X48Uq	-
Cisco	Catalyst 3650-12X48Uq-E	-
Cisco	Catalyst 3650-12X48Uq-L	-
Cisco	Catalyst 3650-12X48Uq-S	-
Cisco	Catalyst 3650-12X48Ur	-
Cisco	Catalyst 3650-12X48Ur-E	-
Cisco	Catalyst 3650-12X48Ur-L	-
Cisco	Catalyst 3650-12X48Ur-S	-
Cisco	Catalyst 3650-12X48Uz	-
Cisco	Catalyst 3650-12X48Uz-E	-
Cisco	Catalyst 3650-12X48Uz-L	-
Cisco	Catalyst 3650-12X48Uz-S	-
Cisco	Catalyst 3650-24Pd	-
Cisco	Catalyst 3650-24Pd-E	-
Cisco	Catalyst 3650-24Pd-L	-

Related Weaknesses (CWE)

CWE-538

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iVendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iVendor Advisory

FAQ

What is CVE-2022-20864?

CVE-2022-20864 is a vulnerability with a CVSS score of 4.6 (MEDIUM). A vulnerability in the password-recovery disable feature of Cisco IOS XE ROM Monitor (ROMMON) Software for Cisco Catalyst Switches could allow an unauthenticated, local attacker to recover the configu...

How severe is CVE-2022-20864?

CVE-2022-20864 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-20864?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe Rom Monitor, Cisco Catalyst 3650, Cisco Catalyst 3650-12X48Fd-E, Cisco Catalyst 3650-12X48Fd-L, Cisco Catalyst 3650-12X48Fd-S.