Security readout for executives and security teams
A flaw in IBM WebSphere Application Server Liberty could expose sensitive information when its SAML Web SSO feature mishandles exceptions. The impact is confidentiality-only in the provided CVSS data, but it is remotely reachable and does not require authentication. Exposure is most likely where WebSphere Liberty versions earlier than 18.0.0.2 are deployed and SAML Web SSO is configured. Internet-facing identity or application entry points should be prioritized because the CVSS vector indicates remote network access without authentication. Handle as a moderate-priority remediation item. It is not described as actively exploited in the provided sources, but it can expose sensitive information remotely and unauthenticated where affected Liberty SAML SSO is present. Mitigation focus: Inventory IBM WebSphere Application Server Liberty deployments and record versions.; Prioritize systems using SAML Web SSO, especially internet-facing applications.; Upgrade affected Liberty installations to 18.0.0.2 or later per IBM guidance..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-1553 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.3 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/A:N/AC:L/AV:N/C:L/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/A:N/AC:L/AV:N/C:L/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.3MediumVector: CVSS:3.0/A:N/AC:L/AV:N/C:L/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- ibm-websphere-cve20181553-info-disc(142890)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.