CVE-2007-4203
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 · uneditedSession fixation vulnerability in Mambo 4.6.2 CMS allows remote attackers to hijack web sessions by setting the Cookie parameter.
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 confidenceSession fixation vulnerability in Mambo CMS 4.6.2 allows remote attackers to hijack authenticated sessions by pre-setting the session cookie value before victim login. The application fails to regenerate session IDs upon authentication, enabling attackers to use a known session identifier to access the victim's authenticated session.
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= 4.6.2CVSS 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
- M
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:N/AC:M/Au:N/C:C/I:C/A:C
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 Mambo CMS installation versionLocate the version file or check the administrator dashboard for the installed Mambo version. Common locations include a version.php file in the includes directory or the main configuration.Affected if The installed version is Mambo Open Source 4.6.2 specifically.
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Locate the user authentication codeFind the login component or module that handles user authentication. This is typically in the components/com_login or similar path where authentication logic is implemented.Affected if Unable to locate or the authentication code exists in the expected location.
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Check for session ID regeneration after authenticationInspect the login authentication code for a call to session_regenerate_id() or equivalent session ID regeneration function immediately following successful credential validation.Affected if The code performs authentication without calling session_regenerate_id() or any session ID regeneration method after successful login.
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Inspect session cookie handlingReview the code that sets or processes session cookies, specifically any logic that accepts or uses user-supplied values to set the session identifier.Affected if The application accepts or uses attacker-controlled session cookie values without validation before the authentication process.
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Verify session configurationCheck the PHP session configuration and Mambo's session handling code to determine if session IDs are validated or sanitized before use.Affected if Session IDs from cookies are used directly without validation, or the application allows pre-setting of session identifiers.
If running Mambo Open Source 4.6.2 and the authentication code does not regenerate session IDs after login, the environment is vulnerable to session fixation attacks.
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 session ID regeneration (session_regenerate_id) immediately after successful authentication and validate/sanitize cookie parameters to prevent attacker-controlled session identifiers.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
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Free · runs locallyCheck whether your project pulls in CVE-2007-4203 — 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-2007-4203 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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