CVE-2021-30698

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
A null pointer dereference was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Safari 14.1.1, iOS 14.6 and iPadOS 14.6. A remote attacker may be able to cause a denial of service.
Overview
  • CVE ID
  • CVE-2021-30698
  • Assigner
  • product-security@apple.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-08T15:15:15
  • Last Modified Date
  • 2021-09-17T20:36:03
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* 1 OR 14.1.1
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* 1 OR 14.6
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 14.6
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 1 OR 11.0 11.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://support.apple.com/en-us/HT212529 Vendor Advisory
https://support.apple.com/en-us/HT212528 Vendor Advisory
https://support.apple.com/en-us/HT212534 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-30698
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30698
History
Created Old Value New Value Data Type Notes
2022-05-10 16:04:40 Added to TrackCVE
2022-12-05 10:05:23 2021-09-08T15:15Z 2021-09-08T15:15:15 CVE Published Date updated
2022-12-05 10:05:23 2021-09-17T20:36:03 CVE Modified Date updated
2022-12-05 10:05:23 Analyzed Vulnerability Status updated