Vulnerability Name:

CCN-165311

Published:2019-08-14
Updated:2019-08-14
Summary:Microsoft Windows could allow a local authenticated attacker to bypass security restrictions, caused by improper folder junction handling by the AppXSvc Deployment Service. By sending a specially-crafted request, an attacker could exploit this vulnerability to delete arbitrary files on the system.
CVSS v3 Severity:5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N)
5.0 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/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): None
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Complete
Availibility (A): None
Vulnerability Consequences:Bypass Security
References:Source: XF
Type: UNKNOWN
ms-windows-appxsvc-sec-bypass(165311)

Source: CCN
Type: Packet Storm Security [08-14-2019]
Microsoft Windows 10 AppXSvc Deployment Service Arbitrary File Deletion

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [08-14-2019]

Source: CCN
Type: Microsoft Web site
Microsoft Windows

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:microsoft:windows_10:-:*:*:*:*:*:x32:*
  • OR cpe:/o:microsoft:windows_10:*:*:*:*:*:*:x64:*

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