CVE-2018-8332
Exploitation likely. EPSS gives it a 19% chance of exploitation in the next 30 days. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted embedded fonts, aka "Win32k Graphics Remote Code Execution Vulnerability." This affects Windows 7, Microsoft Office, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
19% chance of exploitation activity in the next 30 days, which ranks it in the 97th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 2842 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified
Affected products
- Windows 7 Service Pack 1Operating Systems / windows
- Microsoft Office 2016Consumer Software / productivity
- Windows Server 2012 R2 (Server Core installation)Operating Systems / windows
- Windows RT 8.1Operating Systems / windows
- Windows Server 2008 Service Pack 2 (Server Core Installation)Operating Systems / windows
- Windows Server 2008 R2 Service Pack 1 (Server Core installation)Operating Systems / windows
- Windows Server 2012 (Server Core installation)Operating Systems / windows
- Windows Server 2016 (Server Core installation)Operating Systems / windows
And 31 more affected products. See all after sign-in
Technical detail
CVSS 3.0 vector
Open in the CVSS calculatorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Scored 8.8 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction RequiredA user must click a link, open a file, or perform some action
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
Sources
References in the record
- securityfocus.com/bid/105248
- securitytracker.com/id/1041628
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8332
And 2 more references. See all after sign-in
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