CVE-2017-7834 — Vulnetix

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CVE-2017-7834 PUBLISHED

A "data:" URL loaded in a new tab did not inherit the Content Security Policy (CSP) of the original page, allowing for bypasses of the policy including the execution of JavaScript. In prior versions when "data:" documents also inherited the context of the original page this would allow for potential cross-site scripting (XSS) attacks. This vulnerability affects Firefox < 57.

EPSS 0.98% · 76.7th percentile

Risk Scores

EPSS Score

0.98%

76.7th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:16.04:LTS	firefox	0, 41.0.2+build2-0ubuntu1, 42.0+build2-0ubuntu1
Ubuntu:18.04:LTS	firefox	0, 56.0+build6-0ubuntu1
Ubuntu:14.04:LTS	firefox	43.0.4+build3-0ubuntu0.14.04.1, 44.0+build3-0ubuntu0.14.04.1, 44.0.1+build2-0ubuntu0.14.04.1

Timeline

Nov 15, 2017 CVE Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Aug 23, 2021 EPSS Score
Oct 24, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Feb 25, 2022 EPSS Score
Apr 28, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Aug 31, 2022 EPSS Score
Nov 1, 2022 EPSS Score
Jan 2, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2017-7834 third-party-advisory
https://www.mozilla.org/en-US/security/advisories/mfsa2017-24/ third-party-advisory
https://ubuntu.com/security/notices/USN-3477-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2017-7834 third-party-advisory

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