CVE-2020-9779: Vulnerability Analysis & Exploit Details

Status: Modified - Last modified: 21-11-2024 Published: 22-10-2020

CVE-2020-9779
Vulnerability Scoring

7.1
/10

Attack Complexity Details

  • Attack Complexity: Low Impact
  • Attack Vector: LOCAL
  • Privileges Required: Low Impact
  • Scope: UNCHANGED
  • User Interaction: NONE

CIA Impact Definition

  • Confidentiality: HIGH IMPACT
  • Integrity:
  • Availability: HIGH IMPACT

CVE-2020-9779 Vulnerability Summary

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.4. A local user may be able to cause unexpected system termination or read kernel memory.

Access Complexity Graph for CVE-2020-9779

Impact Analysis for CVE-2020-9779

CVE-2020-9779: Detailed Information and External References

EPSS

0.00042

EPSS %

0.05072

References

0.00042

CWE

CWE-125

CAPEC

0.00042

  • Overread Buffers: An adversary attacks a target by providing input that causes an application to read beyond the boundary of a defined buffer. This typically occurs when a value influencing where to start or stop reading is set to reflect positions outside of the valid memory location of the buffer. This type of attack may result in exposure of sensitive information, a system crash, or arbitrary code execution.

Vulnerable Configurations

  • cpe:2.3:o:apple:mac_os_x:10.13.6:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:-:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2018-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-005:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-006:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2019-007:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-004:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:security_update_2020-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.13.6:supplemental_update:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.0:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.0:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.1:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.1:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.2:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.2:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.3:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.3:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.4:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.4:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.4:beta4:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.4:beta4:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.5:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.5:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-004:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-004:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.15:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.1:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.15.1:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.2:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.15.2:*:*:*:*:*:*:*
  • cpe:2.3:o:apple:mac_os_x:10.15.3:*:*:*:*:*:*:*
    cpe:2.3:o:apple:mac_os_x:10.15.3:*:*:*:*:*:*:*

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

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