CVE-2018-1443 Auth bypass in Security Access Manager

What is CVE-2018-1443?

CVE-2018-1443 is a medium-severity authentication bypass vulnerability in IBM Security Access Manager, published on 8 Mar 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An XML parsing vulnerability affects IBM SAML-based single sign-on (SSO) systems (IBM Security Access Manager 9.0.0 - 9.0.4 and IBM Tivoli Federated Identity Manager 6.2 - 6.0.2.) This vulnerability can allow an attacker with authenticated access to trick SAML systems into authenticating as a different user without knowledge of the victim users password. IBM X-Force ID: 139754.

Weakness: CWE-287

Which versions are affected by CVE-2018-1443?

It affects 2 products.

Products include Ibm Security Access Manager, Ibm Tivoli Federated Identity Manager.

How do I fix CVE-2018-1443?

No fix has been published for CVE-2018-1443 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2018-1443 being exploited?

There is no known exploitation of CVE-2018-1443 in the wild and no public exploit code.

Other vulnerabilities in IBM Security Access Manager

• CVE-2018-1722 Code injection in Security Access Manager Appliance Critical 10.0
• CVE-2016-3028 Command injection in n/a Critical 9.1
• CVE-2018-1850 Missing authorization in Security Access Manager Appliance High 8.8
• CVE-2016-3025 Security feature bypass in n/a High 8.1
• CVE-2023-30997 IBM Security Access Manager Docker privilege escalation High 7.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-6cj6-68x7-f44g.