Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2023-4612

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
09/11/2023
Last modified:
26/02/2025

Description

Improper Authentication vulnerability in Apereo CAS in jakarta.servlet.http.HttpServletRequest.getRemoteAddr method allows Multi-Factor Authentication bypass.This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:apereo:central_authentication_service:*:*:*:*:*:*:*:* 7.0.0 (excluding)
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc4:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc5:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc6:*:*:*:*:*:*
cpe:2.3:a:apereo:central_authentication_service:7.0.0:rc7:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools