High severity · published Aug 17, 2020
CVE-2020-1552
An elevation of privilege vulnerability exists when the Windows Work Folder Service improperly handles file operations
8.0
CVSS
2.4%
EPSS
No
On KEV
Description
An elevation of privilege vulnerability exists when the Windows Work Folder Service improperly handles file operations. An attacker who successfully exploited this vulnerability could run processes in an elevated context.
An attacker could exploit this vulnerability by running a specially crafted application on the victim system.
The update addresses the vulnerability by correcting the way the Windows Work Folder Service handles file operations.
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WI
Windows · Microsoft
1607; 1607; 1709; 1803; 1809; 1903; +2 more · source: NVD
W7
Windows 7 · Microsoft
All versions, or not specified · source: NVD
W8
Windows 8.1 · Microsoft
All versions, or not specified · source: NVD
WR
Windows RT 8.1 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2008 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2012 · Microsoft
r2 · source: NVD
WS
Windows Server 2016 · Microsoft
1903; 1909; 2004 · source: NVD
WS
Windows Server 2019 · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1552
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1552
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1552
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