The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade RHEL:7
firefox
to version 0:52.3.0-2.el7_4 or higher.
This issue was patched in RHSA-2017:2456
.
Note: Versions mentioned in the description apply only to the upstream firefox
package and not the firefox
package as distributed by RHEL
.
See How to fix?
for RHEL:7
relevant fixed versions and status.
On pages containing an iframe, the "data:" protocol can be used to create a modal alert that will render over arbitrary domains following page navigation, spoofing of the origin of the modal alert from the iframe content. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.