CVE-2023-37777
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 · uneditedA SQL injection vulnerability exists in Synnefo Internet Management Software (IMS) version 2023 and earlier. This vulnerability occurs due to improper input validation in a specific API endpoint parameter allowing an attacker to manipulate SQL queries via crafted input. Successful exploitation could lead to unauthorized access to database records with DB administrator privileges which can be leveraged to escalate privileges further and execute arbitrary OS commands.
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 confidenceA SQL injection vulnerability in Synnefo Internet Management Software (IMS) version 2023 and earlier allows attackers to manipulate SQL queries through a specific API endpoint parameter due to improper input validation. Successful exploitation grants unauthorized database access with administrator privileges, enabling further privilege escalation to execute arbitrary operating system commands.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS 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:3.1/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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Confirm Synnefo IMS installationSearch for Synnefo IMS processes, services, or known installation directories (e.g., /opt/synnefo, /var/www/synnefo). Check for 'synnefo' or 'ims' in running processes or installed packages.Affected if Synnefo IMS software is found running on the system
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Identify installed versionLocate version information in installation directories, configuration files, or the web interface (often in an About or Status page). Compare against the '2023 and earlier' affected range.Affected if Installed version is 2023 or any earlier version of Synnefo IMS
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Locate API endpoint configurationExamine web server configuration files (Apache/Nginx), application config files, or API documentation for routes matching the Synnefo IMS API. Look for endpoints that handle database query parameters.Affected if The vulnerable API endpoint is exposed and accessible
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Check for input validation in API parametersReview source code or configuration for the specific API endpoint handling user-supplied parameters. Look for direct string concatenation in SQL queries versus parameterized queries.Affected if User-supplied parameters in the API endpoint are used in SQL queries without proper sanitization or parameterized queries
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Verify database user privilegesCheck the database connection configuration used by Synnefo IMS. Identify if the application database user has administrative privileges (e.g., root, db_owner, superuser).Affected if The Synnefo IMS database user has elevated privileges that could be leveraged post-exploitation
You are affected if Synnefo IMS version 2023 or earlier is installed with the vulnerable API endpoint exposed and using direct SQL query construction with user input.
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 dataImplement strict input validation and parameterized queries (prepared statements) on all API endpoint parameters; apply vendor-provided patches when available; conduct thorough code review of database interaction layers.
- Consultation6.0 h
- Implementation12.0 h
- Testing6.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2023-37777 — 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-2023-37777 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
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