CVE-2023-50949
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedIBM QRadar SIEM 7.5 could allow an unauthorized user to perform unauthorized actions due to improper certificate validation. IBM X-Force ID: 275706.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceIBM QRadar SIEM 7.5 contains a vulnerability where improper certificate validation allows an unauthenticated attacker to bypass authentication mechanisms and perform unauthorized actions within the SIEM platform. This is a network-exploitable flaw that could enable an attacker to gain illicit access to the security monitoring system.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 7.5.0CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify QRadar SIEM versionRun the command 'qversion' or check the About page in the QRadar console to determine the exact installed versionAffected if The installed version is exactly 7.5.0 (this is the sole affected version)
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Determine network exposure of QRadar interfaceReview firewall rules and network access controls to check if the QRadar console and API endpoints are exposed to untrusted networks or the internetAffected if QRadar management interfaces are accessible from untrusted networks without VPN or proper network segmentation
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Review certificate validation settingsInspect the SSL/TLS configuration for QRadar components in the Admin UI under 'Advanced Deployment Settings' or check the configuration files for certificate validation parametersAffected if Certificate validation is disabled, set to 'none', or configured to accept any certificate (validation bypassed)
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Check authentication logs for anomaliesReview QRadar audit logs (System > Log Activity) for authentication events originating from unexpected IP addresses, failed certificate validation events, or unusual API access patternsAffected if Authentication events show successful logins from untrusted sources or certificate validation failures that were bypassed
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Verify secure communication settingsIn QRadar Admin UI, navigate to 'Deployment Configuration' > 'System Settings' and verify that TLS/SSL settings require valid certificate verification for all inbound and outbound communicationsAffected if Settings allow insecure connections or certificate verification is disabled for any management interface
You are affected if your QRadar SIEM is version 7.5.0 AND is network-accessible AND certificate validation is disabled or bypassed in the configuration.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataApply the vendor patch or security update provided by IBM for QRadar SIEM 7.5 as referenced in IBM X-Force ID 275706. Review certificate validation configurations and ensure only trusted certificates are accepted.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $6,176.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-50949 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-50949 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data