Security readout for executives and security teams
CVE-2018-1543 affects IBM WebSphere MQ / IBM MQ 8.0 and 9.0. Because SSL certificate validation could fail, a network attacker in a man-in-the-middle position could read sensitive information. This is a confidentiality risk, not a known integrity or availability issue in the provided sources. Exposure is most relevant where IBM MQ 8.0 or 9.0 uses SSL/TLS across untrusted networks, partner links, cloud connections, or segmented internal networks where interception is plausible. Systems without those versions or without affected SSL/TLS paths are less likely exposed. Treat this as a moderate-priority confidentiality issue. It deserves remediation planning for exposed MQ environments, especially where sensitive messages cross networks, but the provided evidence does not support emergency active-exploitation handling. Mitigation focus: Identify all IBM MQ 8.0 and 9.0 deployments.; Review IBM advisory swg22016346 for official fixed levels and instructions.; Apply IBM-provided fixes or supported upgrades where applicable..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2018-1543 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.9 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/A:N/AC:H/AV:N/C:H/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:H/AV:N/C:H/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O2.23.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.9MediumVector: CVSS:3.0/A:N/AC:H/AV:N/C:H/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Source materials
- CVE List V5 sourceCVE List V5
- ibm-websphere-cve20181543-info-disc(142598)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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