CVE-2021-28828
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 Administration GUI component of TIBCO Software Inc.'s TIBCO Administrator - Enterprise Edition, TIBCO Administrator - Enterprise Edition, TIBCO Administrator - Enterprise Edition Distribution for TIBCO Silver Fabric, TIBCO Administrator - Enterprise Edition Distribution for TIBCO Silver Fabric, TIBCO Administrator - Enterprise Edition for z/Linux, and TIBCO Administrator - Enterprise Edition for z/Linux contains an easily exploitable vulnerability that allows a low privileged attacker with network access to execute a SQL injection attack on the affected system. Affected releases are TIBCO Software Inc.'s TIBCO Administrator - Enterprise Edition: versions 5.10.2 and below, TIBCO Administrator - Enterprise Edition: versions 5.11.0 and 5.11.1, TIBCO Administrator - Enterprise Edition Distribution for TIBCO Silver Fabric: versions 5.10.2 and below, TIBCO Administrator - Enterprise Edition Distribution for TIBCO Silver Fabric: versions 5.11.0 and 5.11.1, TIBCO Administrator - Enterprise Edition for z/Linux: versions 5.10.2 and below, and TIBCO Administrator - Enterprise Edition for z/Linux: versions 5.11.0 and 5.11.1.
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 confidenceSQL injection vulnerability in the Administration GUI component of TIBCO Administrator - Enterprise Edition allows a low-privileged attacker with network access to execute arbitrary SQL commands on the underlying database through unsanitized input in web-based administrative interfaces.
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<= 5.10.2= 5.11.0= 5.11.1CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:L/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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Identify TIBCO Administrator versionLocate the TIBCO Administrator installation and check its version number, typically found in product documentation, installation logs, or the product's 'about' information in the Administration GUIAffected if The installed version is 5.10.2 or lower, or exactly 5.11.0 or 5.11.1
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Confirm Administration GUI is accessibleVerify that the web-based Administration GUI component is deployed and accessible on the network - check if the admin web interface port/service is active and reachableAffected if The Administration GUI is exposed and reachable over the network
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Check network exposure of admin interfaceDetermine if the Administration GUI is accessible from untrusted networks or if it is restricted to trusted internal networks onlyAffected if The admin interface can be accessed by a low-privileged network attacker (not limited to localhost or strictly internal subnets)
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Review user access controlsInspect the configured user roles and permissions for the Administration GUI to confirm low-privileged users can access the web interfaceAffected if Low-privileged or untrusted user accounts have access to the web-based administrative interfaces where SQL injection can occur
A user is affected if TIBCO Administrator Enterprise Edition version is 5.10.2 or lower, or exactly 5.11.0 or 5.11.1, AND the Administration GUI web interface is network-accessible to low-privileged attackers.
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 · scopedUpgrade to a patched version of TIBCO Administrator - Enterprise Edition (version 5.11.2 or higher) or apply vendor-supplied patches; implement web application firewall (WAF) rules as an interim control to block SQL injection payloads.
Upgrade to a version higher than 5.11.1 (check TIBCO support for exact fixed release)
- 1. Navigate to the official TIBCO support portal at www.tibco.com to obtain the latest security patches and version information.
- 2. Identify the specific TIBCO Administrator - Enterprise Edition product distribution (standard, Silver Fabric, or z/Linux) currently deployed.
- 3. Download and apply the latest available patch or upgrade to a version higher than 5.11.1 as specified in the TIBCO security advisory.
- 4. After applying the patch or upgrade, verify that the SQL injection vulnerability is remediated by reviewing the patch notes.
- 5. Test the Administration GUI functionality to ensure normal operations are maintained.
- 6. Monitor TIBCO security advisories for any additional required actions.
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA3.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,888.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2021-28828 — 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-2021-28828 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
- No spam, self-promotion, credentials, or personal data