#VU100001 Incorrect authorization in Cisco Identity Services Engine (ISE) - CVE-2024-20537

Vulnerability identifier: #VU100001

Vulnerability risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-20537

CWE-ID: CWE-863

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Identity Services Engine (ISE)
Server applications / Other server solutions

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to a lack of server-side validation of Administrator permissions. A remote user can send a specially crafted HTTP request and conduct administrative functions beyond their intended access level.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Identity Services Engine (ISE): 3.0 - 3.3

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External links
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-auth-bypass-BBRf7mkE

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.