Vulnerability Name:

CVE-2020-9930 (CCN-199339)

Assigned:2020-07-15
Published:2020-07-15
Updated:2021-04-08
Summary:An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. A local user may be able to cause unexpected system termination or read kernel memory.
CVSS v3 Severity:7.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H)
6.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C)
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): None
Availibility (A): High
7.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H)
6.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U/RL:O/RC:C)
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): None
Availibility (A): High
CVSS v2 Severity:6.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): Complete
6.2 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-125
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2020-9930

Source: XF
Type: UNKNOWN
apple-macos-cve20209930-dos(199339)

Source: CCN
Type: Apple security document HT211289
About the security content of macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT211289

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.13.6)
  • OR cpe:/o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version >= 10.14 and < 10.14.6)
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version >= 10.15 and < 10.15.6)
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
  • OR cpe:/o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:apple:macos_mojave:10.14.6:*:*:*:*:*:*:*
  • OR cpe:/o:apple:macos_catalina:10.15.5:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    apple mac os x *
    apple mac os x 10.13.6 -
    apple mac os x 10.13.6 security_update_2018-002
    apple mac os x 10.13.6 security_update_2018-003
    apple mac os x 10.13.6 security_update_2019-001
    apple mac os x 10.13.6 security_update_2019-002
    apple mac os x 10.13.6 security_update_2019-003
    apple mac os x 10.13.6 security_update_2019-004
    apple mac os x 10.13.6 security_update_2019-005
    apple mac os x 10.13.6 security_update_2019-006
    apple mac os x 10.13.6 security_update_2019-007
    apple mac os x 10.13.6 security_update_2020-001
    apple mac os x *
    apple mac os x 10.14.6 security_update_2020-001
    apple mac os x 10.14.6 security_update_2020-002
    apple mac os x 10.14.6 security_update_2020-003
    apple mac os x 10.14.6 security_update_2020-004
    apple mac os x 10.14.6 security_update_2020-005
    apple mac os x 10.14.6 security_update_2020-006
    apple mac os x 10.14.6 supplemental_update
    apple mac os x 10.14.6 supplemental_update_2
    apple mac os x 10.14.6 -
    apple mac os x *
    apple mac os x 10.13.6 security_update_2020-002
    apple mac os x 10.13.6 security_update_2020-003
    apple mac os x 10.13.6 supplemental_update
    apple mac os x 10.14.6 security_update_2019-001
    apple mac os x 10.14.6 security_update_2019-002
    apple macos mojave 10.14.6
    apple macos catalina 10.15.5