Vulnerability CVE-2020-15652
Published: 2020-08-10

Description:
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.

Type:

CWE-346

 (Origin Validation Error)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Mozilla -> Firefox 
Mozilla -> Firefox esr 
Mozilla -> Thunderbird 

 References:
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://bugzilla.mozilla.org/show_bug.cgi?id=1634872
https://usn.ubuntu.com/4443-1/
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/
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