high
7.8
CWE
190 20
Advisory Published
CVE Published
Updated

CVE-2020-27945: Integer Overflow

First published: Thu Nov 12 2020(Updated: )

An integer overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, macOS Big Sur 11.0.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Credit: product-security@apple.com Zhuo Liang Qihoo 360 Vulcan TeamZhuo Liang Qihoo 360 Vulcan Team

Affected SoftwareAffected VersionHow to fix
Apple macOS Big Sur<11.2
11.2
Apple Catalina
Apple Mojave
Apple macOS Big Sur<11.0.1
11.0.1
Apple Mac OS X>=10.14<10.14.6
Apple Mac OS X>=10.15<10.15.7
Apple Mac OS X=10.14.6
Apple Mac OS X=10.14.6-security_update_2019-004
Apple Mac OS X=10.14.6-security_update_2019-005
Apple Mac OS X=10.14.6-security_update_2019-006
Apple Mac OS X=10.14.6-security_update_2019-007
Apple Mac OS X=10.14.6-security_update_2020-001
Apple Mac OS X=10.14.6-security_update_2020-002
Apple Mac OS X=10.14.6-security_update_2020-003
Apple Mac OS X=10.14.6-security_update_2020-004
Apple Mac OS X=10.14.6-security_update_2020-005
Apple Mac OS X=10.14.6-security_update_2020-006
Apple Mac OS X=10.14.6-supplemental_update
Apple Mac OS X=10.14.6-supplemental_update_2
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7-supplemental_update
Apple macOS>=11.0<11.2.0

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID is CVE-2020-27945.

  • What is the title of this vulnerability?

    The title of this vulnerability is 'CFNetwork Cache. An integer overflow was addressed with improved input validation.'

  • What is the severity level of CVE-2020-27945?

    The severity level of CVE-2020-27945 has not been specified.

  • Which software versions are affected by this vulnerability?

    macOS Big Sur versions up to 11.0.1, macOS Big Sur versions up to 11.2, macOS Catalina, and macOS Mojave are affected by this vulnerability.

  • How can I fix the vulnerability CVE-2020-27945?

    Apply the recommended patches provided by Apple for affected software versions or update to a non-affected version.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203