Information disclosure in Microsoft Windows Embedded OpenType font engine
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
The Microsoft Windows Embedded OpenType (EOT) font engine in Microsoft Windows 7 SP1 and Windows Server 2008 R2 allows information disclosure, due to how the Windows EOT font engine handles embedded fonts, aka "Windows EOT Font Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2018-0755, CVE-2018-0760, and CVE-2018-0761.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Microsoft | Windows Embedded OpenType (EOT) font engine | Windows 7 SP1 and Windows Server 2008 R2 SP1 | — | No fix listed | CNA |
- Windows Embedded OpenType (EOT) font engine VendorMicrosoft Affected Windows 7 SP1 and Windows Server 2008 R2 SP1 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-0855
- 2026-10-03 Alias added: GHSA-55x2-q2h9-grgv
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- TI-2017-06077 Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-01465 HTTP.sys in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8, Windows 8.1… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-19649 Windows Scripting Languages Remote Code Execution Vulnerability KEVCVSS 3.1HIGH 8.8
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- TI-2021-13480 Scripting Engine Memory Corruption Vulnerability KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2018-0855 · CVE Program
- CVE-2018-0855 · NVD
- FIRST EPSS
- GHSA-55x2-q2h9-grgv · GitHub Advisory Database · CC BY 4.0
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