CVE-2019-0555

moderate-risk
Published 2019-01-08

An elevation of privilege vulnerability exists in the Microsoft XmlDocument class that could allow an attacker to escape from the AppContainer sandbox in the browser, aka "Microsoft XmlDocument Elevation of Privilege Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

Do I need to act?

~
1.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
!
1 public exploit available
46185
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / HIGH complexity

Affected Products (14)

Affected Vendors

Microsoft

References (6)

Third Party Advisory http://www.securityfocus.com/bid/106395
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555
Exploit https://www.exploit-db.com/exploits/46185/
Third Party Advisory http://www.securityfocus.com/bid/106395
Patch https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0555
Exploit https://www.exploit-db.com/exploits/46185/
49
/ 100
moderate-risk
Severity 20/34 · Moderate
Exploitability 11/34 · Low
Exposure 18/34 · Moderate