First published: Tue Aug 08 2017(Updated: )
Same-origin policy protections can be bypassed on pages with embedded iframes during page reloads, allowing the iframes to access content on the top level page, leading to information disclosure.
Credit: security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
debian/firefox | 118.0.2-1 | |
debian/firefox-esr | 91.12.0esr-1~deb10u1 115.3.1esr-1~deb10u1 102.15.0esr-1~deb11u1 115.3.1esr-1~deb11u1 102.15.1esr-1~deb12u1 115.3.0esr-1~deb12u1 115.3.0esr-1 | |
Mozilla Thunderbird | <52.3 | 52.3 |
Mozilla Firefox ESR | <52.3 | 52.3 |
Mozilla Firefox | <55 | 55 |
Debian Debian Linux | =8.0 | |
Debian Debian Linux | =9.0 | |
Red Hat Enterprise Linux | =5.0 | |
Red Hat Enterprise Linux | =6.0 | |
Red Hat Enterprise Linux | =7.0 | |
redhat enterprise Linux desktop | =5.0 | |
redhat enterprise Linux desktop | =6.0 | |
redhat enterprise Linux desktop | =7.0 | |
redhat enterprise Linux server | =5.0 | |
redhat enterprise Linux server | =6.0 | |
redhat enterprise Linux server | =7.0 | |
redhat enterprise Linux server aus | =7.3 | |
redhat enterprise Linux server aus | =7.4 | |
redhat enterprise Linux server eus | =7.3 | |
redhat enterprise Linux server eus | =7.4 | |
redhat enterprise Linux server eus | =7.5 | |
redhat enterprise Linux workstation | =5.0 | |
redhat enterprise Linux workstation | =6.0 | |
redhat enterprise Linux workstation | =7.0 | |
Mozilla Thunderbird | <52.3 | |
Mozilla Firefox | <55.0 | |
Mozilla Firefox ESR | <52.3 |
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(Found alongside the following vulnerabilities)
CVE-2017-7787 has a moderate severity rating due to its ability to bypass same-origin policy protections.
To fix CVE-2017-7787, update to the latest versions of affected software such as Firefox or Thunderbird.
CVE-2017-7787 affects Firefox, Firefox ESR, and Thunderbird versions prior to their specified fixes.
CVE-2017-7787 exploits vulnerabilities in embedded iframes during page reloads to access top level page content.
There is no specific workaround for CVE-2017-7787; updating to a patched version is the recommended solution.