CVE-2016-4377
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 · uneditedHPE Smart Update in Storage Sizing Tool before 13.0, Converged Infrastructure Solution Sizer Suite (CISSS) before 2.13.1, Power Advisor before 7.8.2, Insight Management Sizer before 16.12.1, Synergy Planning Tool before 3.3, SAP Sizing Tool before 16.12.1, Sizing Tool for SAP Business Suite powered by HANA before 16.11.1, Sizer for ConvergedSystems Virtualization before 16.7.1, Sizer for Microsoft Exchange Server before 16.12.1, Sizer for Microsoft Lync Server 2013 before 16.12.1, Sizer for Microsoft SharePoint 2013 before 16.13.1, Sizer for Microsoft SharePoint 2010 before 16.11.1, and Sizer for Microsoft Skype for Business Server 2015 before 16.5.1 allows remote attackers to execute arbitrary code 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 confidenceThis is a remote code execution vulnerability in HPE's Smart Update component found in multiple sizing tools (Storage Sizing Tool, Converged Infrastructure Solution Sizer Suite, Power Advisor, and various Microsoft-focused sizers). The vulnerability allows remote attackers to execute arbitrary code via unspecified vectors, likely through the Smart Update mechanism that downloads and applies updates.
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<= 2.13.0<= 16.12.0<= 7.8.1<= 16.12.0<= 16.7.0<= 16.12.0<= 16.12.0<= 16.12.0CVSS 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
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:N/AC:H/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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Identify installed HPE sizing toolsCheck Program Files or Program Files (x86) folders for HPE sizing tool executables. Common installation paths include C:\Program Files\HPE\ or C:\Program Files (x86)\HPE\. Look for executables such as HP Power Advisor, HP Insight Management Sizer, HP CIS Sizer, or HP Storage Sizing Tool.Affected if Any of the following tools are installed: Hp Converged Infrastructure Solution Sizer Suite, Hp Insight Management Sizer, Hp Power Advisor, Hp Sap Sizing Tool, Hp Sizer For Converged Systems Virtualization, or any Microsoft Exchange Sizer.
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Determine installed versionOpen the installed HPE sizing tool and navigate to Help > About, or check the Windows Add/Remove Programs list. The version number is typically displayed in the About dialog or in the program entry.Affected if The installed version is at or below 2.13.0 for CIS Sizer Suite, 16.12.0 for Insight Management Sizer, 16.12.0 for Sap Sizing Tool, 7.8.1 for Power Advisor, or 16.7.0 for Converged Systems Virtualization Sizer.
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Verify Smart Update component statusCheck the application's settings or preferences menu for Smart Update or Update configuration. Look for options related to automatic updates, download settings, or the Smart Update Manager functionality.Affected if Smart Update is enabled or configured to automatically download or apply updates from external sources.
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Review update history logsExamine the application's log files in the installation directory or user AppData folder for records of recent update downloads or installations performed via the Smart Update mechanism.Affected if The application has downloaded or applied updates through the Smart Update feature, as this indicates the vulnerable code path was reachable.
The environment is affected if any HPE sizing tool from the list is installed with a version at or below the specified thresholds AND the Smart Update feature is enabled or has been used.
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 dataHPE has released patched versions of all affected products (Storage Sizing Tool 13.0+, CISSS 2.13.1+, Power Advisor 7.8.2+, etc.). Organizations should immediately identify and update all affected HPE sizing tools to the specified versions or later to prevent remote code execution attacks.
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- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-4377 — 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-2016-4377 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
- No spam, self-promotion, credentials, or personal data