Vulnerability Name:

CVE-2019-8793 (CCN-170732)

Assigned:2019-10-28
Published:2019-10-28
Updated:2021-07-21
Summary:A consistency issue existed in deciding when to show the screen recording indicator. The issue was resolved with improved state management. This issue is fixed in iOS 13.2 and iPadOS 13.2. A local user may be able to record the screen without a visible screen recording indicator.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/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): None
4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-20
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2019-8793

Source: XF
Type: UNKNOWN
apple-ios-cve20198793-sec-bypass(170732)

Source: CCN
Type: Apple security document HT210721
About the security content of iOS 13.2 and iPadOS 13.2

Source: MISC
Type: Vendor Advisory
https://support.apple.com/HT210721

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:ipados:*:*:*:*:*:*:*:* (Version < 13.2)
  • OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 13.2)

    • Configuration CCN 1:
  • cpe:/o:apple:ios:13.1:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple ipados *
    apple iphone os *
    apple iphone os 13.1