Buffer overflow in Microsoft products - CVE-2019-1365
Published: October 9, 2019 / Updated: October 7, 2020
Vulnerability identifier: #VU21646
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2019-1365
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Microsoft Internet Information Services (IIS)
Windows
Windows Server
Microsoft Internet Information Services (IIS)
Detailed vulnerability description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to a boundary error when Microsoft IIS Server fails to check the length of a buffer prior to copying memory to it. A remote authenticated user can use a specially crafted application to trigger memory corruption and execute arbitrary code in the context of NT AUTHORITY\system escaping the Sandbox.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2019-1365
Install update from vendor's website.