Vulnerability Name:

CVE-2019-8511 (CCN-158675)

Assigned:2019-03-25
Published:2019-03-25
Updated:2019-12-31
Summary:A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, watchOS 5.2. A malicious application may be able to elevate privileges.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (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:U/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
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)
6.8 Medium (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:U/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:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
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 Type:CWE-120
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2019-8511

Source: XF
Type: UNKNOWN
apple-ios-cve20198511-bo(158675)

Source: CCN
Type: Apple security document HT209599
About the security content of iOS 12.2

Source: CCN
Type: Apple security document HT209602
About the security content of watchOS 5.2

Source: MISC
Type: Vendor Advisory
https://support.apple.com/HT209599

Source: MISC
Type: Vendor Advisory
https://support.apple.com/HT209600

Source: MISC
Type: Vendor Advisory
https://support.apple.com/HT209602

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 12.2)
  • OR cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version < 10.14.4)
  • OR cpe:/o:apple:watchos:*:*:*:*:*:*:*:* (Version < 5.2)

    • * Denotes that component is vulnerable
    BACK
    apple iphone os *
    apple mac os x *
    apple watchos *