PT-2017-3392 · Mozilla+5 · Firefox Esr+7
Rhys Enniks
·
Published
2017-06-30
·
Updated
2024-12-12
·
CVE-2017-7803
CVSS v2.0
9.3
High
| Vector | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Thunderbird versions prior to 52.3
Firefox ESR versions prior to 52.3
Firefox versions prior to 55
Description
The issue is related to the incorrect application of the
sandbox directive in the Content Security Policy (CSP) mechanism. This can allow a remote attacker to gain unauthorized access to protected information. The vulnerability is caused by the ignoring of other directives when a sandbox directive is present in a page's CSP header, resulting in the incorrect enforcement of CSP.Recommendations
For Thunderbird versions prior to 52.3, update to version 52.3 or later.
For Firefox ESR versions prior to 52.3, update to version 52.3 or later.
For Firefox versions prior to 55, update to version 55 or later.
Exploit
Fix
Incorrect Authorization
Improper Privilege Management
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Related Identifiers
Affected Products
Alt Linux
Centos
Firefox
Firefox Esr
Red Hat
Suse
Thunderbird
Ubuntu