CVE-2020-27943

CVSS V2 Medium 6.8 CVSS V3 High 7.8
Description
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in tvOS 14.3, iOS 14.3 and iPadOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.2. Processing a maliciously crafted font file may lead to arbitrary code execution.
Overview
  • CVE ID
  • CVE-2020-27943
  • Assigner
  • product-security@apple.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-02T18:15:16
  • Last Modified Date
  • 2022-06-28T14:11:45
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* 1 OR 14.3
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* 1 OR 14.3
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* 1 OR 11.1.0
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* 1 OR 14.3
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* 1 OR 7.2
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://support.apple.com/en-us/HT212003 Vendor Advisory
https://support.apple.com/en-us/HT212011 Vendor Advisory
https://support.apple.com/en-us/HT212009 Vendor Advisory
https://support.apple.com/en-us/HT212005 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-27943
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27943
History
Created Old Value New Value Data Type Notes
2022-05-10 07:16:59 Added to TrackCVE
2022-12-06 00:56:39 2021-04-02T18:15Z 2021-04-02T18:15:16 CVE Published Date updated
2022-12-06 00:56:39 2022-06-28T14:11:45 CVE Modified Date updated
2022-12-06 00:56:39 Analyzed Vulnerability Status updated