Cyber Resilience

CVE-2023-20003

Medium

Published: 18 May 2023

Published
18 May 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.7 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
EPSS Score 0.0009 25.8th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-20003 is a medium-severity Authentication Bypass Using an Alternate Path or Channel (CWE-288) vulnerability in Cisco Business 140Ac Access Point Firmware. Its CVSS base score is 4.7 (Medium).

Operationally, ranked at the 25.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability in the social login configuration option for the guest users of Cisco Business Wireless Access Points (APs) could allow an unauthenticated, adjacent attacker to bypass social login authentication. This vulnerability is due to a logic error with the…

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social login implementation. An attacker could exploit this vulnerability by attempting to authenticate to an affected device. A successful exploit could allow the attacker to access the Guest Portal without authentication.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

cisco
business 140ac access point firmware
≤ 10.8.1.0
cisco
business 141acm firmware
≤ 10.8.1.0
cisco
business 142acm firmware
≤ 10.8.1.0
cisco
business 143acm firmware
≤ 10.8.1.0
cisco
business 151axm firmware
10.4.2
cisco
business 145ac access point firmware
≤ 10.8.1.0
cisco
business 150ax access point firmware
10.4.2
cisco
business 240ac access point firmware
≤ 10.8.1.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-306 CWE-288

Mandates additional authentication for access under defined conditions, ensuring critical or high-risk functions are not left without authentication.

addresses: CWE-306 CWE-288

Identity providers mandate authentication for functions that would otherwise lack it.

addresses: CWE-306 CWE-288

Requires authentication for non-organizational users, preventing access to critical functions without proper identification and authentication.

addresses: CWE-306

Requires established identification and authentication to unlock, mitigating missing authentication for continued system access.

addresses: CWE-306

Requiring identification and rationale for actions allowed without authentication ensures critical functions are not left unprotected by forcing review of authentication requirements.

addresses: CWE-288

Authorizing remote access reduces the ability to bypass authentication via unauthorized alternate remote channels.

addresses: CWE-306

Authorizing mobile device connections to organizational systems ensures authentication is performed for this critical access function.

addresses: CWE-306

Guarantees critical functions are protected by mandatory invocation of the access control mechanism.

References