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Findings

CVE-2020-0787

Microsoft Windows Background Intelligent Transfer Service (BITS) Improper Privilege Management Vulnerability

Published Mar 12, 2020 · updated Aug 11, 2026 · microsoft windows 10 1507

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'.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 12, 2020 · Catalog

    Detected

    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'.

  2. Jan 28, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jul 28, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Aug 11, 2026 · Catalog

    Updated

    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'.

Required action

Apply updates per vendor instructions.

CISA due date Jul 28, 2022

Affected

  • cpe microsoft/windows 10 1507version unspecified
  • cpe microsoft/windows 10 1607version unspecified
  • cpe microsoft/windows 10 1709version unspecified
  • cpe microsoft/windows 10 1803version unspecified
  • cpe microsoft/windows 10 1809version unspecified
  • cpe microsoft/windows 10 1903version unspecified
  • cpe microsoft/windows 10 1909version unspecified
  • cpe microsoft/windows 7version unspecified
  • vendor Microsoft Windowsversion unspecified

Sources

  • CISA KEVCVE-2020-0787

    Microsoft Windows BITS is vulnerable to to a privilege elevation vulnerability if it improperly handles symbolic links. An actor can exploit this vulnerability to execute arbitrary code with system-level privileges.

    cisa.gov
  • CVE.orgCVE-2020-0787

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2020-0787

    30-day exploitation probability 42.5%

    first.org
  • Metasploit Modulesexploit_windows/local/cve_2020_0787_bits_arbitrary_file_move

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2020-0787

    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'.

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/158056/Background-Intelligent-Transfer-Service-Privilege-Escalation.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References