CVE-2020-0787 KEV
7.8
HIGH · CVSS 3.1 · EPSS 42.5% (pctl 99)
Patch first
On CISA KEV — known exploited in the wild, due 2022-07-28.
Description
An elevation of privilege vulnerability exists when the Windows Background Intelligent Transfer Service (BITS) improperly handles symbolic links, aka 'Windows Background Intelligent Transfer Service Elevation of Privilege Vulnerability'.
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 42.52% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-59 |
| On CISA KEV | yes — remediate by 2022-07-28 |
| Public exploit | none known |
| Published | 2020-03-12 |
| Last modified | 2026-08-12 |
CISA KEV
| Name | Microsoft Windows Background Intelligent Transfer Service (BITS) Improper Privilege Management Vulnerability |
|---|---|
| Added | 2022-01-28 |
| Due | 2022-07-28 |
| Vendor / product | Microsoft / Windows |
| Ransomware use | known |
Affected (17)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1709 |
| microsoft | windows 10 1803 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 1903 |
| microsoft | windows 10 1909 |
| microsoft | windows 7 |
| microsoft | windows 8.1 |
| microsoft | windows rt 8.1 |
| microsoft | windows server 1803 |
| microsoft | windows server 1903 |
| microsoft | windows server 1909 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
References
- http://packetstormsecurity.com/files/158056/Background-Intelligent-Transfer-Service-Privilege-Escalation.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0787
- http://packetstormsecurity.com/files/158056/Background-Intelligent-Transfer-Service-Privilege-Escalation.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0787
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0787
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