CVE-2020-6820

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Source

https://nvd.nist.gov/vuln/detail/CVE-2020-6820

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-6820.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2020-6820

Related

Published

2020-04-24T16:15:13Z

Modified

2024-09-18T01:00:20Z

Severity

8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.

References

Affected packages

Debian:11 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

68.6.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

68.6.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / firefox-esr

Package

Name: firefox-esr
Purl: pkg:deb/debian/firefox-esr?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

68.6.1esr-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:11 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:68.7.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:68.7.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / thunderbird

Package

Name: thunderbird
Purl: pkg:deb/debian/thunderbird?arch=source

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:68.7.0-1

Ecosystem specific

{
    "urgency": "not yet assigned"
}