CVE-2018-19645
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 · uneditedAn Authentication Bypass issue exists in Solutions Business Manager (SBM) (formerly Serena Business Manager (SBM)) versions prior to 11.5.
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 · moderate confidenceAn authentication bypass vulnerability exists in Serena Business Manager (SBM) versions prior to 11.5, allowing unauthenticated attackers to gain unauthorized access to the system by circumventing authentication mechanisms.
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< 11.5CVSS 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
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:N/AC:L/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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Locate SBM installation directoryIdentify the Serena Business Manager installation path on the system (commonly in C:\Program Files\Serena\SBM or /opt/serena/sbm on Linux) and look for version information in installation files, README, or version.txtAffected if Installation found with version below 11.5
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Check SBM version via applicationAccess the SBM version information through the web interface (typically /ttawebapp.exe or /tt/ endpoint) or by querying the SBM Application Engine component for its version numberAffected if Reported version is prior to 11.5
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Identify exposed SBM interfacesReview network configuration to determine if SBM web services (typically ports 8080, 8443, or standard HTTP/HTTPS) are accessible from untrusted networksAffected if SBM interface is network-accessible and version is below 11.5
The environment is affected if Serena Business Manager is installed and running any version earlier than 11.5, particularly if the web interface is network-accessible.
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.
dbcve · scoped11.5
Upgrade to SBM version 11.5 or later to remediate this vulnerability. If immediate upgrade is not feasible, restrict network access to SBM interfaces and implement additional authentication controls such as VPN or IP whitelisting.
Solutions Business Manager (SBM) version 11.5
- 1. Identify the current installed version of Solutions Business Manager (SBM) by accessing the admin console or checking system information
- 2. Review the upgrade documentation at help.serena.com for version 11.5 upgrade requirements and prerequisites
- 3. Ensure all system requirements for version 11.5 are met including database, operating system, and middleware prerequisites
- 4. Create a complete backup of the current SBM installation including database and configuration files
- 5. Test the upgrade in a non-production environment first to verify compatibility with existing customizations and integrations
- 6. Execute the upgrade to version 11.5 following the official upgrade procedures from Serena documentation
- 7. After upgrade, verify that the authentication bypass vulnerability is resolved by reviewing the version information and testing authentication mechanisms
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation8.0 h
- Implementation16.0 h
- Testing12.0 h
- Review / QA8.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2018-19645 — 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-2018-19645 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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- Version or environment caveats, and links to real fixes
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