Improper Authentication in Cisco Identity Services Engine



Published: 2022-06-16
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-20733
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Identity Services Engine
Server applications / Other server solutions

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU64444

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-20733

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to exposed sensitive Security Assertion Markup Language (SAML) metadata in the login page. A remote attacker can use the exposed SAML metadata to bypass authentication to the user portal.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Identity Services Engine: 3.1


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ISE-SAML-nuukMPf9

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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