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CVE-2019-1089

Published: Jul 15, 2019Updated: Nov 21, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
7.8CVSSHIGH
EPSS Score
4.9%
Top 9.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

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'.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

Windows 7 Service Pack 1Microsoft Corp
On-premOS
Operating Systems / windows
Windows Server 2008 Service Pack 2Microsoft Corp
On-premOS
Operating Systems / windows
Windows 8.1Microsoft Corp
On-premOS
Operating Systems / windows
Windows Server 2012Microsoft Corp
On-premOS
Operating Systems / windows
Windows Server 2012 R2Microsoft Corp
On-premOS
Operating Systems / windows
microsoft corpcommercialUSOperating Systemsaka microsoft corporation
and 28 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

References

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

Timeline

Published
Jul 15, 2019
Last Updated
Nov 21, 2024

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