Vulnerability Name:

CCN-198189

Published:2021-03-15
Updated:2021-03-15
Summary:Microsoft Windows Server could allow a local authenticated attacker to execute arbitrary code on the system, caused by a flaw when TiWorker.exe will try to call the non-existent SrClient.dll file during update. By using a specially-crafted .DLL file, an attacker could exploit this vulnerability to execute arbitrary code with higher privileges on the system.
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)
7.3 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:F/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 Access
References:Source: XF
Type: UNKNOWN
ms-windows-srclient-code-exec(198189)

Source: CCN
Type: Packet Storm Security [03-15-2021]
Windows Server 2012 SrClient DLL Hijacking

Source: CCN
Type: Microsoft Web site
Microsoft Windows Server 2012

Source: CCN
Type: Rapid7 Vulnerability and Exploit Database [03/16/2021]
Windows Server 2012 SrClient DLL hijacking

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:microsoft:windows_server_2012:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    microsoft windows server 2012