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CVE-2023-25596

A vulnerability exists in ClearPass Policy Manager that allows for an attacker with administrative privileges to access sensitive information in a cleartext format. A successful exploit allows an attacker to retrieve information which could be used to potentially gain further access to network services supported by ClearPass Policy Manager.

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#xss#vulnerability#web#ubuntu#linux#redis#auth

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Aruba Product Security Advisory =============================== Advisory ID: ARUBA-PSA-2023-003 CVE: CVE-2023-25589, CVE-2023-25590, CVE-2023-25591, CVE-2023-25592, CVE-2023-25593, CVE-2023-25594, CVE-2023-25595, CVE-2023-25596 Publication Date: 2023-Mar-14 Status: Confirmed Severity: Critical Revision: 1 Title ===== ClearPass Policy Manager Multiple Vulnerabilities Overview ======== Aruba has released updates to ClearPass Policy Manager that address multiple security vulnerabilities. Affected Products ================= These vulnerabilities affect ClearPass Policy Manager running the following software versions unless specifically noted otherwise in the details section: - ClearPass Policy Manager 6.11.x: 6.11.1 and below - ClearPass Policy Manager 6.10.x: 6.10.8 and below - ClearPass Policy Manager 6.9.x: 6.9.13 and below Versions of ClearPass Policy Manager that are end of life are affected by these vulnerabilities unless otherwise indicated. Unaffected Products =================== Any other Aruba products not specifically listed above are not affected by these vulnerabilities. Details ======= Unauthenticated Arbitrary User Creation Leads to Complete System Compromise (CVE-2023-25589) --------------------------------------------------------------------- A vulnerability in the web-based management interface of ClearPass Policy Manager could allow an unauthenticated remote attacker to create arbitrary users on the platform. A successful exploit allows an attacker to achieve total cluster compromise. Internal references: ATLCP-229 Severity: Critical CVSSv3 Overall Score: 9.8 CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Discovery: This vulnerability was discovered and reported by Daniel Jensen (@dozernz) via Aruba’s Bug Bounty Program. Local Privilege Escalation in ClearPass OnGuard Linux Agent (CVE-2023-25590) --------------------------------------------------------------------- A vulnerability in the ClearPass OnGuard Linux agent could allow malicious users on a Linux instance to elevate their user privileges to those of a higher role. A successful exploit allows malicious users to execute arbitrary code with root level privileges on the Linux instance. Internal references: ATLCP-235 Severity: High CVSSv3 Overall Score: 7.8 CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Discovery: This vulnerability was discovered and reported by Luke Young (bugcrowd.com/bored_engineer) via Aruba’s Bug Bounty Program. Authenticated Information Disclosure in ClearPass Policy Manager Web-Based Management Interface (CVE-2023-25591) --------------------------------------------------------------------- A vulnerability in the web-based management interface of ClearPass Policy Manager could allow a remote attacker authenticated with low privileges to access sensitive information. A successful exploit allows an attacker to retrieve information which could be used to potentially gain further privileges on the ClearPass instance. Internal Reference: ATLCP-224 Severity: High CVSSv3.x Overall Score: 7.6 CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L Discovery: This vulnerability was discovered and reported by Luke Young (bugcrowd.com/bored_engineer) via Aruba’s Bug Bounty program. Reflected Cross Site Scripting Vulnerabilities (XSS) in ClearPass Policy Manager Web-Based Management Interface (CVE-2023-25592, CVE-2023-25593) --------------------------------------------------------------------- Vulnerabilities within the web-based management interface of ClearPass Policy Manager could allow a remote attacker to conduct a reflected cross-site scripting (XSS) attack against a user of the interface. A successful exploit allows an attacker to execute arbitrary script code in a victim’s browser in the context of the affected interface. Internal Reference: ATLCP-170, ATLCP-228 Severity: High CVSSv3.x Overall Score: 7.1 CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L Discovery: These vulnerabilities were discovered and reported by the AT&T Security Team and Sicarius(@EIS1carius) of CBP. Authorization Bypass Leading to Privilege Escalation in ClearPass Policy Manager Web-Based Management Interface (CVE-2023-25594) --------------------------------------------------------------------- A vulnerability in the web-based management interface of ClearPass Policy Manager allows an attacker with read-only privileges to perform actions that change the state of the ClearPass Policy Manager instance. Successful exploitation of this vulnerability allows an attacker to complete state-changing actions in the web-based management interface that should not be allowed by their current level of authorization on the platform. Internal References: ATLCP-237 Severity: Medium CVSSv3.x Overall Score: 6.3 CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Discovery: This vulnerability was discovered and reported by the Aruba ClearPass Policy Manager engineering team. Sensitive Information Disclosure in ClearPass OnGuard Ubuntu Agent (CVE-2023-25595) --------------------------------------------------------------------- A vulnerability exists in the ClearPass OnGuard Ubuntu agent that allows for an attacker with local Ubuntu instance access to potentially obtain sensitive information. Successful Exploitation of this vulnerability allows an attacker to retrieve information that is of a sensitive nature to the ClearPass/OnGuard environment. Internal Reference: ATLCP-231 Severity: Medium CVSSv3.x Overall Score: 5.5 CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Discovery: This vulnerability was discovered and reported by the security team at Airowire Networks. Authenticated Sensitive Information Disclosure in ClearPass Policy Manager (CVE-2023-25596) --------------------------------------------------------------------- A vulnerability exists in ClearPass Policy Manager that allows for an attacker with administrative privileges to access sensitive information in a cleartext format. A successful exploit allows an attacker to retrieve information which could be used to potentially gain further access to network services supported by ClearPass Policy Manager. Internal Reference: ATLCP-236 Severity: Medium CVSSv3.x Overall Score: 4.5 CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N Discovery: This vulnerability was discovered and reported by the Aruba ClearPass Policy Manager engineering team. Resolution ========== Upgrade ClearPass Policy Manager to one of the following versions with the fixes to resolve all issues noted in the details section. - ClearPass Policy Manager 6.11.x: 6.11.2 and above - ClearPass Policy Manager 6.10.x: 6.10.8 Hotfix 1 for Security Issues and above - ClearPass Policy Manager 6.9.x: 6.9.13 Hotfix 1 for Security Issues and above Aruba does not evaluate or patch ClearPass Policy Manager versions that have reached their End of Support (EoS) milestone. Supported versions as of the publication date of this advisory are: - ClearPass Policy Manager 6.11.x - ClearPass Policy Manager 6.10.x - ClearPass Policy Manager 6.9.x For more information about Aruba’s End of Support policy visit: https://www.arubanetworks.com/support-services/end-of-life/ Workaround ========== To minimize the likelihood of an attacker exploiting these vulnerabilities, Aruba recommends that the CLI and web-based management interfaces for ClearPass Policy Manager be restricted to a dedicated layer 2 segment/VLAN and/or controlled by firewall policies at layer 3 and above. ClearPass Policy Manager Security Hardening =========================================== For general information on hardening ClearPass Policy Manager instances against security threats please see the ClearPass Policy Manager Hardening Guide. For ClearPass 6.11.x, the ClearPass Policy Manager Hardening guide is available at https://www.arubanetworks.com/techdocs/ClearPass/6.11/PolicyManager/Content/home.htm For ClearPass 6.10.x, the ClearPass Policy Manager Hardening Guide is available at https://www.arubanetworks.com/techdocs/ClearPass/6.10/PolicyManager/Content/home.htm For ClearPass 6.9.x and earlier, the ClearPass Policy Manager Hardening Guide is available at https://support.hpe.com/hpesc/public/docDisplay?docId=a00091066en_us Exploitation and Public Discussion ================================== Aruba is not aware of any public discussion or exploit code that target these specific vulnerabilities as of the release date of the advisory. Revision History ================ Revision 1 / 2023-Mar-14 / Initial release Aruba SIRT Security Procedures ============================== Complete information on reporting security vulnerabilities in Aruba Networks products and obtaining assistance with security incidents is available at: https://www.arubanetworks.com/support-services/security-bulletins/ For reporting *NEW* Aruba Networks security issues, email can be sent to aruba-sirt(at)hpe.com. For sensitive information we encourage the use of PGP encryption. Our public keys can be found at: https://www.arubanetworks.com/support-services/security-bulletins/ © Copyright 2023 by Aruba, a Hewlett Packard Enterprise company. This advisory may be redistributed freely after the release date given at the top of the text, provided that the redistributed copies are complete and unmodified, including all data and version information. -----BEGIN PGP SIGNATURE----- iQFLBAEBCAA1FiEEMd5pP5EnbG7Y0fo5mP4JykWFhtkFAmPrwloXHHNpcnRAYXJ1 YmFuZXR3b3Jrcy5jb20ACgkQmP4JykWFhtn3fAf9FZrjMvaOrkxt/z5xyPj4duc5 GB/SRNmxkr+Jepd3bOdnIDcPV6Yx7qtVzBQq1RRla9b7KzvFhaiKzuIAwFoDCW5f bJbqlCk4zptkbCGJVPERqd5W0Srt2eNz7LA7yaHEhcjkF7xcYszkacW8fbULZPZg 0AZ/baATIYrEiyIW7W1VECySd7wLMdo3+mU57ZL+rVrecLyIpp7WYG8PIncM0eZ2 N7zmSdv5SkhhNILwP5WO18MP8dz2+DZOw33f1ZMfc3BOhKuc9UOgcK3DpuWHLhs4 dnGqk4szq6DftN76MbsrBwVcLpQ6O9TMEvyhS8KjLYqzrVvqp1hNAQ6dSevFNQ== =p1jl -----END PGP SIGNATURE-----

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