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CVE-2017-5099

HIGH · 8.8 CVSS v3.0 Published 2017-10-27
Fix available
A fix is available. Upgrade to after 60.0.3112.76 or later.
See remediation →
95/100
Remediation priority · Urgent
Remotely reachable No privileges

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 · unedited
Insufficient validation of untrusted input in PPAPI Plugins in Google Chrome prior to 60.0.3112.78 for Mac allowed a remote attacker to potentially gain privilege elevation via a crafted HTML page.

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 confidence

Insufficient validation of untrusted input in Google Chrome's PPAPI (Pepper Plugin API) for Mac allowed a remote attacker to potentially elevate privileges by tricking users into visiting a crafted HTML page. The vulnerability existed in versions prior to 60.0.3112.78.

MitigationUpdate Google Chrome for Mac to version 60.0.3112.78 or later to remediate this input validation vulnerability.

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
ChromeWeb browser
Affected:<= 60.0.3112.76
Debian LinuxOperating system
Affected:= 9.0

CVSS 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
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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 checks

Work through these to decide whether this CVE applies to you.

  1. Check installed Google Chrome version on Mac
    Open Chrome, go to Help > About Google Chrome, or run '/Applications/Google Chrome.app/Contents/MacOS/Google Chrome --version' in Terminal
    Affected if Version is 60.0.3112.76 or lower (any version prior to 60.0.3112.78)
  2. Check Chrome version on Debian Linux
    Run 'google-chrome --version' or 'chromium --version' in terminal
    Affected if Version is 60.0.3112.76 or lower on Debian 9.0 specifically
  3. Confirm operating system is Mac or Debian 9.0
    Run 'uname -a' or check /etc/os-release for Debian version
    Affected if Running Mac OS X or Debian Linux version 9.0 (Stretch)
  4. Verify PPAPI plugin is enabled
    Navigate to chrome://plugins in Chrome browser, look for entries under 'Pepper Plugin' (PPAPI) section
    Affected if Any PPAPI plugin is active/enabled (PPAPI is typically enabled by default for Flash and other Pepper plugins)

You are affected if running Google Chrome version 60.0.3112.76 or earlier on Mac OS X or Debian Linux 9.0, with PPAPI plugins enabled.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

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 data
Upgrade available Upgrade to a release after 60.0.3112.76
Interim mitigation

Update Google Chrome for Mac to version 60.0.3112.78 or later to remediate this input validation vulnerability.

Fix this in Chrome Scoped from the published advisory
  • Consultation1.0 h
  • Implementation1.0 h
  • Testing1.0 h
  • Review / QA1.0 h
4.0 hours of engineering $750
Get the upgrade done

An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,200.

Scan for this in your stack

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2017-5099 in production — separate from our analysis above.

No notes yet

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What this is

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.

What belongs here
  • 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