CVE-2017-7835

Description

Mixed content blocking of insecure (HTTP) sub-resources in a secure (HTTPS) document was not correctly applied for resources that redirect from HTTPS to HTTP, allowing content that should be blocked, such as scripts, to be loaded on a page. This vulnerability affects Firefox < 57.

7.3

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.76% Top 30%

Vendor Advisory mozilla.org

Affected: Mozilla Firefox

References

Link	Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1402363	issue tracking permissions required
https://www.mozilla.org/security/advisories/mfsa2017-24/	vendor advisory
http://www.securityfocus.com/bid/101832	vdb entry third party advisory
http://www.securitytracker.com/id/1039803	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-7835?: CVE-2017-7835 has been scored as a high severity vulnerability.
How to fix CVE-2017-7835?: To fix CVE-2017-7835, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-7835 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2017-7835 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-7835?: CVE-2017-7835 affects Mozilla Firefox.

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