Vulnerability Name:

CVE-2020-9839 (CCN-182668)

Assigned:2020-05-26
Published:2020-05-26
Updated:2023-01-09
Summary:
CVSS v3 Severity:7.0 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.2 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:5.1 Medium (CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
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: MITRE
Type: CNA
CVE-2020-9839

Source: XF
Type: UNKNOWN
apple-macos-cve20209839-priv-esc(182668)

Source: CCN
Type: Packet Storm Security [09-07-2020]
macOS cfprefsd Arbitrary File Write / Local Privilege Escalation

Source: CCN
Type: Apple security document HT211170
About the security content of macOS Catalina 10.15.5, Security Update 2020-003 Mojave, Security Update 2020-003 High Sierra

Source: product-security@apple.com
Type: Vendor Advisory
product-security@apple.com

Source: product-security@apple.com
Type: Vendor Advisory
product-security@apple.com

Source: product-security@apple.com
Type: Vendor Advisory
product-security@apple.com

Source: product-security@apple.com
Type: Vendor Advisory
product-security@apple.com

Source: CCN
Type: ZDI-20-681
(Pwn2Own) Apple macOS cfprefsd Time-Of-Check Time-Of-Use Privilege Escalation Vulnerability

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/o:apple:macos_catalina:10.15.4:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple macos catalina 10.15.4