CVE-2021-30785

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30785
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted image may lead to arbitrary code execution.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://support.apple.com/en-us/HT212600 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212601 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212602 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212604 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212605 Release Notes Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-353/ Third Party Advisory VDB Entry
https://support.apple.com/en-us/HT212600 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212601 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212602 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212604 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212605 Release Notes Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-353/ Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:04

Type Values Removed Values Added
References () https://support.apple.com/en-us/HT212600 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212600 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212601 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212601 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212602 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212602 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212604 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212604 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212605 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212605 - Release Notes, Vendor Advisory
References () https://www.zerodayinitiative.com/advisories/ZDI-22-353/ - Third Party Advisory, VDB Entry () https://www.zerodayinitiative.com/advisories/ZDI-22-353/ - Third Party Advisory, VDB Entry

22 Feb 2022, 14:48

Type Values Removed Values Added
References (MISC) https://www.zerodayinitiative.com/advisories/ZDI-22-353/ - (MISC) https://www.zerodayinitiative.com/advisories/ZDI-22-353/ - Third Party Advisory, VDB Entry

16 Feb 2022, 16:15

Type Values Removed Values Added
References
  • (MISC) https://www.zerodayinitiative.com/advisories/ZDI-22-353/ -

15 Sep 2021, 23:06

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212600 - (MISC) https://support.apple.com/en-us/HT212600 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212604 - (MISC) https://support.apple.com/en-us/HT212604 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212605 - (MISC) https://support.apple.com/en-us/HT212605 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212601 - (MISC) https://support.apple.com/en-us/HT212601 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212602 - (MISC) https://support.apple.com/en-us/HT212602 - Release Notes, Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 6.8
v3 : 7.8
CWE CWE-120
CPE cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

08 Sep 2021, 14:54

Type Values Removed Values Added
New CVE
Information

Published : 2021-09-08 14:15

Updated : 2024-11-21 06:04

NVD link : CVE-2021-30785

Mitre link : CVE-2021-30785

CVE.ORG link : CVE-2021-30785

JSON object : View

Products Affected

apple

  • iphone_os
  • watchos
  • mac_os_x
  • tvos
  • macos
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')