CVE-2020-9977

CVSS V2 Medium 4.3 CVSS V3 Medium 5.5
Description
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.0 and iPadOS 14.0. A malicious application may be able to determine a user's open tabs in Safari.
Overview
  • CVE ID
  • CVE-2020-9977
  • Assigner
  • product-security@apple.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-12-08T20:15:17
  • Last Modified Date
  • 2023-01-09T16:41:59
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* 1 OR 14.2
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 14.2
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* 1 OR 11.0.1
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • 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/HT211931 Vendor Advisory
https://support.apple.com/en-us/HT211850 Vendor Advisory
http://seclists.org/fulldisclosure/2020/Dec/32 Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-9977
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9977
History
Created Old Value New Value Data Type Notes
2022-05-10 07:20:18 Added to TrackCVE
2022-12-05 17:43:59 2020-12-08T20:15Z 2020-12-08T20:15:17 CVE Published Date updated
2022-12-05 17:43:59 2021-03-11T16:28:17 CVE Modified Date updated
2022-12-05 17:43:59 Analyzed Vulnerability Status updated
2023-01-09 17:12:38 2023-01-09T16:41:59 CVE Modified Date updated