CVE-2016-4896
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 · uneditedSetsucoCMS all versions does not properly manage sessions, which allows remote attackers to disclose or alter unauthorized information via unspecified vectors.
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 confidenceSetsucoCMS all versions has improper session management, allowing remote attackers to potentially hijack, forge, or manipulate user sessions to gain unauthorized access to information or perform unauthorized actions. The specific attack vectors are not detailed, but the vulnerability is exploitable over the network.
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 dataall versionsCVSS 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
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
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 Setucocms is presentLocate the Setucocms application files in your web directory or application server to determine if this CMS is deployed in your environmentAffected if Setucocms is installed - all versions are affected by this session management vulnerability
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Inspect session cookie configurationExamine the session cookies Setucocms creates for the presence of security attributes: HttpOnly, Secure, and SameSite flagsAffected if Session cookies lack one or more of these security attributes, making session hijacking possible via XSS or network interception
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Review session ID generationAnalyze how Setucocms generates session identifiers - check if they use cryptographically random values or predictable patternsAffected if Session IDs are generated using weak or predictable methods, allowing attackers to forge or guess valid session identifiers
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Check session timeout settingsReview the session timeout configuration to determine if sessions expire after a reasonable period of inactivityAffected if Sessions do not timeout or have excessively long timeouts, extending the window for session hijacking
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Verify session invalidation on logoutTest whether user sessions are properly invalidated and destroyed when users log outAffected if Sessions remain valid after logout, enabling session reuse by attackers
A user is affected if Setucocms is present and its session management lacks secure cookie attributes, uses weak session ID generation, or fails to properly timeout or invalidate sessions
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 cryptographically secure session ID generation, enforce session timeout, add secure session cookie attributes (HttpOnly, Secure, SameSite), and ensure proper session invalidation on logout. Consider reviewing and hardening the entire session lifecycle.
- Consultation4.0 h
- Implementation12.0 h
- Testing8.0 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 $7,808.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-4896 — 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-2016-4896 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
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