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…
- 5.9MediumCVSS base score
- 0.40%Exploitation in 30 daysEPSS · top 66% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By ibm
- 3 months later
· 3 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ibmCNA (assigner) | 3.0 | Medium5.9 | CVSS:3.0/A:L/AC:L/AV:L/C:L/I:L/PR:N/S:U/UI:N |
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.40% · top 66% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Affected products
- affected 9.0.0.1
- affected 9.0.0
- affected 9.0.1.0
- affected 9.0.2.0
- affected 9.0.2.1
- affected 9.0.3
- affected 9.0.3.1
- affected 9.0.4
IBM · Tivoli Federated Identity Manager
- affected 6.2.1
- affected 6.2
- affected 6.2.2
References
6
- 1040454 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 1040455 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- ibm-sam-cve20181443-priv-escalation(139754) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://www.ibm.com/support/docview.wss?uid=swg22014160 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 103365 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.ibm.com/support/docview.wss?uid=swg22014161 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-12022 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-1443)Record last updated .