Vulnerability Name:

CCN-170434

Published:2019-10-28
Updated:2019-10-28
Summary:Microsoft Windows could allow a local authenticated attacker to gain elevated privileges on the system, caused by an insecure CSharedStream Object flaw. By executing a specially-crafted application, an authenticated attacker could exploit this vulnerability to gain elevated privileges.
CVSS v3 Severity:7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.1 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Privileges
References:Source: CCN
Type: Google Security Research: Issue 1945
Windows: Insecure CSharedStream Object EoP

Source: XF
Type: UNKNOWN
ms-windows-csharedstream-priv-esc(170434)

Source: CCN
Type: Packet Storm Security [10-28-2019]
Microsoft Windows Insecure CSharedStream Object Privilege Escalation

Source: CCN
Type: Microsoft Web site
Microsoft Windows

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:microsoft:windows_10:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft windows 10 *