CVE-2021-1852

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to read kernel memory.
Overview
  • CVE ID
  • CVE-2021-1852
  • Assigner
  • product-security@apple.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-08T15:15:11
  • Last Modified Date
  • 2023-01-09T16:41:59
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* 1 OR 14.5
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 14.5
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://support.apple.com/en-us/HT212317 Vendor Advisory
History
Created Old Value New Value Data Type Notes
2022-05-10 16:04:53 Added to TrackCVE
2022-12-05 10:00:08 2021-09-08T15:15Z 2021-09-08T15:15:11 CVE Published Date updated
2022-12-05 10:00:08 2021-09-16T17:25:02 CVE Modified Date updated
2022-12-05 10:00:08 Analyzed Vulnerability Status updated
2023-01-09 18:18:28 2023-01-09T16:41:59 CVE Modified Date updated