Vulnerability Name:

CVE-2021-30819 (CCN-209764)

Assigned:2021-09-20
Published:2021-09-20
Updated:2022-02-11
Summary:An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 15 and iPadOS 15. Processing a maliciously crafted USD file may disclose memory contents.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-125
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-30819

Source: FULLDISC
Type: Mailing List, Third Party Advisory
20211027 APPLE-SA-2021-10-26-9 Additional information for APPLE-SA-2021-09-20-1 iOS 15 and iPadOS 15

Source: XF
Type: UNKNOWN
apple-ios-cve202130819-info-disc(209764)

Source: CCN
Type: Apple security document HT212814
About the security content of iOS 15 and iPadOS 15

Source: MISC
Type: Release Notes, Vendor Advisory
https://support.apple.com/en-us/HT212814

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/kb/HT212804

Vulnerable Configuration:Configuration 1:
  • cpe:/o:apple:ipados:*:*:*:*:*:*:*:* (Version < 15.0)
  • OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 15.0)
  • OR cpe:/o:apple:macos:*:*:*:*:*:*:*:* (Version < 11.6)

    • Configuration CCN 1:
  • cpe:/o:apple:iphone_os:14.7:*:*:*:*:*:*:*
  • OR cpe:/o:apple:ipados:14.7:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    apple ipados *
    apple iphone os *
    apple macos *
    apple iphone os 14.7
    apple ipados 14.7