CVE-2009-4402
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 · uneditedThe default configuration of SQL-Ledger 2.8.24 allows remote attackers to perform unspecified administrative operations by providing an arbitrary password to the admin interface.
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 confidenceSQL-Ledger 2.8.24 contains an authentication bypass vulnerability in its admin interface due to a default configuration flaw. The admin login accepts any password provided by an attacker, allowing unauthorized remote access to perform unspecified administrative operations.
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= 2.8.24CVSS 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
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 SQL-Ledger versionLocate the SQL-Ledger installation and check the version number in the version file, typically found in the installation directory (e.g., version.txt, or check the login page source for version information).Affected if The installed version is exactly 2.8.24.
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Confirm admin interface is accessibleVerify that the SQL-Ledger admin interface is network-accessible by attempting to access the admin login URL (typically /admin.pl or /login.pl) from the system or a trusted endpoint.Affected if The admin interface is reachable over the network.
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Inspect admin authentication configurationExamine the admin configuration files in the SQL-Ledger installation directory for authentication settings, looking for any default or weak authentication configurations.Affected if The configuration shows default authentication settings or no password enforcement.
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Test admin login behaviorUsing a local or controlled test, attempt to log in to the admin interface with an arbitrary/invalid password for the default admin account.Affected if Login succeeds with any password, confirming the authentication bypass vulnerability exists.
You are affected if SQL-Ledger version 2.8.24 is running, the admin interface is accessible, and the admin login accepts any password due to the default configuration flaw.
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 dataChange the default admin password to a strong, unique value and verify that proper authentication enforcement is configured for the admin interface. Consider restricting admin interface access by IP if feasible.
- Consultation2.0 h
- Implementation2.0 h
- Testing1.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2009-4402 — 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-2009-4402 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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- 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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