Vulnerability · Published Jul 14, 2020 · Assigned by microsoft
CVE-2020-1436
High 8.8
In plain English
A high-severity security flaw in Windows from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 21.3% (higher than 98% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)21.3%top 2.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A remote code execution vulnerability exists when the Windows font library improperly handles specially crafted fonts.For all systems except Windows 10, an attacker who successfully exploited the vulnerability could execute code remotely, aka 'Windows Font Library Remote Code Execution Vulnerability'.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 2004 for 32-bit Systems | unspecified |
| Microsoft | Windows 10 Version 2004 for ARM64-based Systems | unspecified |
| Microsoft | Windows 10 Version 2004 for x64-based Systems | unspecified |
| Microsoft | Windows Server, version 2004 (Server Core installation) | unspecified |
| Microsoft | Windows | 10 Version 1803 for 32-bit Systems10 Version 1803 for x64-based Systems10 Version 1803 for ARM64-based Systems10 Version 1809 for 32-bit Systems10 Version 1809 for x64-based Systems10 Version 1809 for ARM64-based Systems10 Version 1709 for 32-bit Systems10 Version 1709 for x64-based Systems |
| Microsoft | Windows Server | 20192019 (Core installation)20162016 (Core installation)2008 for 32-bit Systems Service Pack 22008 for 32-bit Systems Service Pack 2 (Core installation)2008 for x64-based Systems Service Pack 22008 for x64-based Systems Service Pack 2 (Core installation) |
| Microsoft | Windows 10 Version 1909 for 32-bit Systems | unspecified |
| Microsoft | Windows 10 Version 1909 for x64-based Systems | unspecified |
| Microsoft | Windows 10 Version 1909 for ARM64-based Systems | unspecified |
| Microsoft | Windows Server, version 1909 (Server Core installation) | unspecified |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | unspecified |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | unspecified |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | unspecified |
| Microsoft | Windows Server, version 1903 (Server Core installation) | unspecified |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1436 x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-20-877/ x_refsource_MISC
- [oss-security] 20200825 X.Org server security advisory: August 25, 2020 mailing-list, x_refsource_MLIST
- [oss-security] 20200825 Re: X.Org server security advisory: August 25, 2020 mailing-list, x_refsource_MLIST