CVE-2020-15652

Summary

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. This vulnerability affects Firefox < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.

Affected Software

Weaknesses

• Potential leak of redirect targets when loading scripts in a worker

ADP Enrichment

CVE Program Container

Additional References

• https://www.mozilla.org/security/advisories/mfsa2020-30/
• https://www.mozilla.org/security/advisories/mfsa2020-35/
• https://www.mozilla.org/security/advisories/mfsa2020-32/
• https://www.mozilla.org/security/advisories/mfsa2020-33/
• https://www.mozilla.org/security/advisories/mfsa2020-31/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1634872
• 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/

References

• https://www.mozilla.org/security/advisories/mfsa2020-30/
• https://www.mozilla.org/security/advisories/mfsa2020-35/
• https://www.mozilla.org/security/advisories/mfsa2020-32/
• https://www.mozilla.org/security/advisories/mfsa2020-33/
• https://www.mozilla.org/security/advisories/mfsa2020-31/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1634872
• 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/

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