CVE-2020-29623: Low severity Apple tvOS vulnerability

Published Dec 14, 2020
·
Updated

"Clear History and Website Data" did not clear the history. The issue was addressed with improved data deletion. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. A user may be unable to fully delete browsing history.

Other sources

A flaw was found in WebKitGTK.

Impact: A user may be unable to fully delete browsing history. Description: “Clear History and Website Data” did not clear the history in some circumstances. The issue was addressed with improved data deletion.

Reference: https://webkitgtk.org/security/WSA-2021-0002.html

— Red Hat

WebKit Storage. "Clear History and Website Data" did not clear the history. The issue was addressed with improved data deletion.

Credit

Simon Hunt(OvalTwo LTD), Simon Hunt(OvalTwo LTD), Simon Hunt(OvalTwo LTD)

Affected Software

37 affected componentsFixes available
Apple tvOS<14.3
14.3
Apple macOS Big Sur<11.1
11.1
Apple Catalina
Apple Mojave
Apple iOS<14.3
14.3
Apple iPadOS<14.3
14.3
Apple iPadOS<14.3
Apple iPhone OS<14.3
Apple iOS and macOS>=10.14<10.14.6
Apple iOS and macOS>=10.15<10.15.7
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS>=11.0<11.1.0
Apple tvOS<14.3
Fedoraproject Fedora=32
Fedoraproject Fedora=33
WebKitGTK WebKitGTK<2.30.6
redhat/webkitgtk<2.30.6
2.30.6
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0
alpine/webkit2gtk<2.30.6-r0
2.30.6-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade tvOS to a version that resolves this vulnerability.

    Fixed in 14.3
  2. Upgrade

    Upgrade Apple macOS to a version that resolves this vulnerability.

    Fixed in 11.1
  3. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 14.3
  4. Upgrade

    Upgrade Apple iOS, iPadOS, and macOS to a version that resolves this vulnerability.

    Fixed in 14.3
  5. Upgrade

    Upgrade redhat/webkitgtk to a version that resolves this vulnerability.

    Fixed in 2.30.6
  6. Upgrade

    Upgrade alpine/webkit2gtk to a version that resolves this vulnerability.

    Fixed in 2.30.6-r0
  7. Upgrade

    Upgrade macOS Big Sur to a version that resolves this vulnerability.

    Fixed in 11.1
  8. Upgrade

    Upgrade Catalina to a version that resolves this vulnerability.

    Patch Security Update 2020-001
  9. Upgrade

    Upgrade Mojave to a version that resolves this vulnerability.

    Patch Security Update 2020-007
  10. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 14.3
  11. Upgrade

    Upgrade iPadOS to a version that resolves this vulnerability.

    Fixed in 14.3

Event History

Mar 29, 2021
Data Sourced
via Red Hat·06:32 PM
DescriptionSeverityAffected Software
Apr 2, 2021
CVE Published
via MITRE·05:44 PM
Data Sourced
via MITRE·05:44 PM
DescriptionWeakness
Data Sourced
via NVD·06:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is CVE-2020-29623?

CVE-2020-29623 is a vulnerability in WebKit Storage that allows the history to not be cleared when using the "Clear History and Website Data" feature.

2

Which products are affected by CVE-2020-29623?

CVE-2020-29623 affects Apple iOS, Apple iPadOS, Apple tvOS, Apple macOS Big Sur, Apple Catalina, and Apple Mojave.

3

What is the severity of CVE-2020-29623?

The severity of CVE-2020-29623 has not been provided.

4

How do I fix CVE-2020-29623?

To fix CVE-2020-29623, update your affected Apple devices to the specified remediation versions.

5

Where can I find more information about CVE-2020-29623?

You can find more information about CVE-2020-29623 at the following references: [Link 1](https://support.apple.com/en-us/HT212005), [Link 2](https://support.apple.com/en-us/HT212003), [Link 3](https://support.apple.com/en-us/HT212011).

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