CVE-2020-15652
First published: Tue Jul 28 2020(Updated: )
By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a cross-origin redirect. This applied only to content that can be parsed as script.
Credit: security@mozilla.org security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox ESR | <68.11 | 68.11 |
| Mozilla Firefox ESR | <78.1 | 78.1 |
| Mozilla Thunderbird | <78.1 | 78.1 |
| Mozilla Thunderbird | <68.11 | 68.11 |
| Mozilla Firefox | <79 | 79 |
| Mozilla Firefox | <79.0 | |
| Mozilla Firefox ESR | <68.11 | |
| Mozilla Firefox ESR | >=78.0<78.1 | |
| Mozilla Thunderbird | <68.11 | |
| Mozilla Thunderbird | >=78.0<78.1 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Mozilla Firefox | >=78.0<78.1 | |
| debian/firefox | 132.0.2-1 | |
| debian/firefox-esr | 115.14.0esr-1~deb11u1 128.4.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.4.0esr-1~deb12u1 128.3.1esr-2 128.4.0esr-1 | |
| debian/thunderbird | 1:115.12.0-1~deb11u1 1:128.4.0esr-1~deb11u1 1:115.16.0esr-1~deb12u1 1:128.4.0esr-1~deb12u1 1:128.4.2esr-1 1:128.4.3esr-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1634872
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-31/
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-31/
- https://www.mozilla.org/security/advisories/mfsa2020-32/
- https://www.mozilla.org/security/advisories/mfsa2020-33/
- https://www.mozilla.org/security/advisories/mfsa2020-35/
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00032.html
- https://usn.ubuntu.com/4443-1/
- https://launchpad.net/bugs/cve/CVE-2020-15652
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-32/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-33/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-31/#CVE-2020-6514
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-35/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-30/
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-31/#CVE-2020-15652
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-32/#CVE-2020-15652
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-33/#CVE-2020-15652
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-35/#CVE-2020-15652
- https://security-tracker.debian.org/tracker/CVE-2020-15652
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15652
- https://nvd.nist.gov/vuln/detail/CVE-2020-15652
- https://ubuntu.com/security/CVE-2020-15652
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is CVE-2020-15652?
CVE-2020-15652 is a vulnerability in Mozilla Firefox ESR and Thunderbird that allows the leakage of a cross-origin redirect result by observing the stack trace for JavaScript errors in web workers.
Which software versions are affected by CVE-2020-15652?
Mozilla Firefox ESR versions up to 68.11, Firefox ESR versions up to 78.1, Thunderbird versions up to 78.1, and Firefox versions up to 79 are affected by CVE-2020-15652.
What is the severity of CVE-2020-15652?
CVE-2020-15652 has a severity level of high.
How can I fix CVE-2020-15652?
To fix CVE-2020-15652, you should update Mozilla Firefox ESR to version 68.11 or higher, Firefox ESR to version 78.1 or higher, Thunderbird to version 78.1 or higher, or Firefox to version 79 or higher.
Where can I find more information about CVE-2020-15652?
You can find more information about CVE-2020-15652 on the Mozilla Bugzilla website and the Mozilla Security Advisories page.
- collector/mozilla-advisory
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- vendor/mozilla
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- canonical/mozilla thunderbird
- canonical/mozilla firefox
- version/mozilla firefox esr/78.0
- version/mozilla thunderbird/78.0
- vendor/canonical
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- version/canonical ubuntu linux/20.04
- package-manager/debian
- version/mozilla firefox/78.0