CVE-2019-1365

critical
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

An elevation of privilege vulnerability exists when Microsoft IIS Server fails to check the length of a buffer prior to copying memory to it.An attacker who successfully exploited this vulnerability can allow an unprivileged function ran by the user to execute code in the context of NT AUTHORITY\system escaping the Sandbox.The security update addresses the vulnerability by correcting how Microsoft IIS Server sanitizes web requests., aka 'Microsoft IIS Server Elevation of Privilege Vulnerability'.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1365

Details

Source: MITRE

Published: 2019-10-10

Updated: 2020-08-24

Risk Information

CVSS v2

Base Score: 9

Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 8

Severity: HIGH

CVSS v3

Base Score: 9.9

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Impact Score: 6

Exploitability Score: 3.1

Severity: CRITICAL

Tenable Plugins

View all (8 total)

IDNameProductFamilySeverity
129724KB4520008: Windows 10 Version 1803 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129723KB4519985: Windows Server 2012 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129722KB4519990: Windows 8.1 and Windows Server 2012 R2 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129720KB4520009: Windows Server 2008 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129719KB4519998: Windows 10 Version 1607 and Windows Server 2016 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129718KB4520003: Windows 7 and Windows Server 2008 R2 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129717KB4519338: Windows 10 Version 1809 and Windows Server 2019 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high
129716KB4517389: Windows 10 Version 1903 October 2019 Security UpdateNessusWindows : Microsoft Bulletins
high