CVE-2016-2845

Description

The Content Security Policy (CSP) implementation in Blink, as used in Google Chrome before 49.0.2623.75, does not ignore a URL's path component in the case of a ServiceWorker fetch, which allows remote attackers to obtain sensitive information about visited web pages by reading CSP violation reports, related to FrameFetchContext.cpp and ResourceFetcher.cpp.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://codereview.chromium.org/1454003003/
http://www.securitytracker.com/id/1035185 vdb entry
https://code.google.com/p/chromium/issues/detail?id=591402
https://bugs.chromium.org/p/chromium/issues/detail?id=542060
http://homakov.blogspot.com/2014/01/using-content-security-policy-for-evil.html
http://www.securityfocus.com/bid/84168 vdb entry
http://www.ubuntu.com/usn/USN-2920-1 vendor advisory
http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html

Frequently Asked Questions

What is the severity of CVE-2016-2845?
CVE-2016-2845 has been scored as a medium severity vulnerability.
How to fix CVE-2016-2845?
To fix CVE-2016-2845, 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-2016-2845 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-2845 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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