CVE-2017-7831

firefox: A vulnerability where the security wrapper does not deny access to someexposed properties using the deprecated "_expo...

CVE-2017-7831 is fixed in 4 products on 1 platform, first by firefox 57.0.1+build2-0ubuntu1, released November 15, 2017. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0156
75th percentile

A vulnerability where the security wrapper does not deny access to someexposed properties using the deprecated "_exposedProps_" mechanism on proxyobjects. These properties should be explicitly unavailable to proxyobjects. This vulnerability affects Firefox < 57.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · Ubuntu 18.04.6 LTS (bionic) 57.0.1+build2-0ubuntu1 firefox 57.0.1+build2-0ubuntu1 Jun 11, 2018
firefox · Ubuntu 24.10 (oracular) 57.0.1+build2-0ubuntu1 firefox 57.0.1+build2-0ubuntu1 Nov 15, 2017
firefox · Ubuntu 25.04 (plucky) 57.0.1+build2-0ubuntu1 firefox 57.0.1+build2-0ubuntu1 Nov 15, 2017
firefox-globalmenu · Ubuntu 18.04.6 LTS (bionic) 57.0.1+build2-0ubuntu1 firefox-globalmenu 57.0.1+build2-0ubuntu1 Jun 11, 2018
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 57.0.1+build2-0ubuntu1 firefox-mozsymbols 57.0.1+build2-0ubuntu1 Jun 11, 2018
firefox-testsuite · Ubuntu 18.04.6 LTS (bionic) 57.0.1+build2-0ubuntu1 firefox-testsuite 57.0.1+build2-0ubuntu1 Jun 11, 2018