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Ubuntu: (Multiple Advisories) (CVE-2020-15680): Firefox vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-15680): Firefox vulnerabilities

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
10/22/2020
Created
03/29/2023
Added
03/22/2023
Modified
03/22/2023

Description

If a valid external protocol handler was referenced in an image tag, the resulting broken image size could be distinguished from a broken image size of a non-existent protocol handler. This allowed an attacker to successfully probe whether an external protocol handler was registered. This vulnerability affects Firefox < 82.

Solution(s)

  • ubuntu-upgrade-firefox

References

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