CVE-2021-1794

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.
Overview
  • CVE ID
  • CVE-2021-1794
  • Assigner
  • product-security@apple.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-02T19:15:19
  • Last Modified Date
  • 2021-04-07T18:38:04
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* 1 OR 14.4
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 14.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://support.apple.com/en-us/HT212146 Vendor Advisory
History
Created Old Value New Value Data Type Notes
2022-05-10 07:16:53 Added to TrackCVE
2022-12-06 01:03:27 2021-04-02T19:15Z 2021-04-02T19:15:19 CVE Published Date updated
2022-12-06 01:03:27 2021-04-07T18:38:04 CVE Modified Date updated
2022-12-06 01:03:27 Analyzed Vulnerability Status updated