Multiple vulnerabilities in Microsoft Windows Kernel

Published: 2018-08-14 23:00:04
Severity Low
Patch available YES
Number of vulnerabilities 3
CVE ID CVE-2018-8341
CVE-2018-8348
CVE-2018-8347
CVSSv3 2.9 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
2.9 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
6.8 [CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CWE ID CWE-200
CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software Windows
Windows Server
Vulnerable software versions Windows 8.1
Windows 7
Windows 10
Windows RT 8.1
Windows Server 2012
Windows Server 2012 R2
Windows Server 2008 R2
Windows Server 2016
Windows Server 2008
Vendor URL Microsoft

Security Advisory

1) Information disclosure

Description

The vulnerability allows a local attacker to obtain potentially sensitive information.

The vulnerability exists due to improper handling of objects in memory by the Windows kernel. A local attacker can run a specially crafted application, trigger memory corruption and gain access to potentially sensitive information.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8341

2) Information disclosure

Description

The vulnerability allows a local attacker to obtain potentially sensitive information.

The vulnerability exists due to improper handling of objects in memory by the Windows kernel. A local attacker can run a specially crafted application, trigger memory corruption and gain access to potentially sensitive information.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8348

3) Privilege escalation

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists Microsoft Windows due to an error when the Windows kernel fails to properly handle parsing of certain symbolic links. A local attacker can run a specially crafted application to potentially access privileged registry keys and thereby elevate permissions.

Remediation

Install updates from vendor's website.

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8347

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