Vulnerability CVE-2019-1089


Published: 2019-07-15

Description:
An elevation of privilege vulnerability exists in rpcss.dll when the RPC service Activation Kernel improperly handles an RPC request. To exploit this vulnerability, a low level authenticated attacker could run a specially crafted application. The security update addresses this vulnerability by correcting how rpcss.dll handles these requests., aka 'Windows RPCSS Elevation of Privilege Vulnerability'.

Type:

CWE-264

(Permissions, Privileges, and Access Controls)

Vendor: Microsoft
Product: Windows server 2008 
Version: r2;
Product: Windows server 2012 
Version: r2;
Product: Windows server 2016 
Version: 1903; 1803;
Product: Windows 10 
Version:
1903
1809
1803
1709
1703
1607
Product: Windows server 2019 
Product: Windows 7 
Product: Windows rt 8.1 
Product: Windows 8.1 

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
http://packetstormsecurity.com/files/153683/Microsoft-Windows-RPCSS-Activation-Kernel-Security-Callback-Privilege-Escalation.html
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1089

Related CVE
CVE-2019-1466
An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory, aka 'Windows GDI Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-1465, CVE-2019-1467.
CVE-2019-1467
An information disclosure vulnerability exists when the Windows GDI component improperly discloses the contents of its memory, aka 'Windows GDI Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-1465, CVE-2019-1466.
CVE-2019-1469
An information disclosure vulnerability exists when the win32k component improperly provides kernel information, aka 'Win32k Information Disclosure Vulnerability'.
CVE-2019-1489
An information disclosure vulnerability exists when the Windows Remote Desktop Protocol (RDP) fails to properly handle objects in memory, aka 'Remote Desktop Protocol Information Disclosure Vulnerability'.
CVE-2019-1470
An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.
CVE-2019-1471
A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Remote Code Execution Vulnerability'.
CVE-2019-1472
An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-1474.
CVE-2019-1474
An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka 'Windows Kernel Information Disclosure Vulnerability'. This CVE ID is unique from CVE-2019-1472.

Copyright 2019, cxsecurity.com

 

Back to Top