Vulnerability Details : 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 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.
Vulnerability category: BypassGain privilege
Products affected by CVE-2018-1443
- cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:security_access_manager:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1443
0.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1443
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.5
|
3.4
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |
2.5
|
3.4
|
IBM Corporation |
CWE ids for CVE-2018-1443
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1443
-
http://www.securitytracker.com/id/1040454
IBM Tivoli Federated Identity Manager Flaw Lets Remote Authenticated Users Access the Target System As a Different User - SecurityTrackerThird Party Advisory;VDB Entry
-
http://www.ibm.com/support/docview.wss?uid=swg22014161
IBM Security Bulletin: IBM Tivoli Federated Identity Manager is affected by a Security Assertion Markup Language (SAML)-based single sign-on (SSO) systems vulnerability (CVE-2018-1443 )Vendor Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/139754
SAML privilege escalation CVE-2018-1443 Vulnerability ReportVDB Entry;Vendor Advisory
-
http://www.ibm.com/support/docview.wss?uid=swg22014160
IBM Security Bulletin: IBM Security Access Manager Appliance is affected by a Security Assertion Markup Language (SAML)-based single sign-on (SSO) systems vulnerability (CVE-2018-1443)Vendor Advisory
-
http://www.securityfocus.com/bid/103365
Multiple IBM Products CVE-2018-1443 Authentication Bypass VulnerabilityThird Party Advisory;VDB Entry
-
http://www.securitytracker.com/id/1040455
IBM Security Access Manager Flaw Lets Remote Authenticated Users Access the Target System As a Different User - SecurityTrackerThird Party Advisory;VDB Entry
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