CVE-2021-29993: High severity Mozilla Firefox vulnerability

Published Sep 7, 2021
·
Updated

Firefox for Android allowed navigations through the intent:// protocol, which could be used to cause crashes and UI spoofs. This bug only affects Firefox for Android. Other operating systems are unaffected.. This vulnerability affects Firefox < 92.

Other sources

Firefox for Android allowed navigations through the intent:// protocol, which could be used to cause crashes and UI spoofs. This bug only affects Firefox for Android. Other operating systems are unaffected.

Affected Software

3 affected componentsFixes available
Mozilla Firefox<92
92
Mozilla Firefox Android<92.0
Mozilla Firefox Mobile Android<92.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 92

Event History

Sep 7, 2021
CVE Published
12:00 AM
Nov 3, 2021
CVE Published
via MITRE·12:04 AM
Data Sourced
via MITRE·12:04 AM
DescriptionWeakness
Data Sourced
via NVD·01:15 AM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2021-29993.

2

What is the title of this vulnerability?

The title of this vulnerability is 'Firefox for Android allowed navigations through the intent:// protocol which could be used to cause ...'

3

What is the impact of this vulnerability?

This vulnerability allows for navigations through the intent:// protocol, which could cause crashes and UI spoofs.

4

Which operating systems are affected by this vulnerability?

This vulnerability only affects Firefox for Android. Other operating systems are unaffected.

5

What is the severity rating of this vulnerability?

The severity rating of this vulnerability is high, with a value of 7.

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