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CVE-2018-1443

21
FAUCET Score

CVE-2018-1443 is an XML parsing vulnerability impacting IBM Security Access Manager (versions 9.0.0-9.0.4) and IBM Tivoli Federated Identity Manager (versions 6.2-6.0.2). This flaw allows an authenticated attacker to bypass SAML-based single sign-on, impersonating other users without their credentials. Rated Medium severity (CVSS 5.9), it has a low attack complexity and can lead to unauthorized access, though it requires prior authentication. There is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 9.0.0, <= 9.0.4CPE matchmatch criteria
cpe:2.3:a:ibm:security_access_manager:*:*:*:*:*:*:*:*
6.2.0CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.0:*:*:*:*:*:*:*
6.2.1CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.1:*:*:*:*:*:*:*
6.2.2CPE matchmatch criteria
cpe:2.3:a:ibm:tivoli_federated_identity_manager:6.2.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.9MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.5
Impact Score
3.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
33.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 61st percentile among its peer group of 3,052 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/139754
VDB EntryVendor Advisory
ibm.com / support/docview.wss
Vendor Advisory
ibm.com / support/docview.wss
Vendor Advisory
securityfocus.com / bid/103365
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040454
Third Party AdvisoryVDB Entry
securitytracker.com / id/1040455
Third Party AdvisoryVDB Entry