CVE-2017-7803
thunderbird: When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored
CVE-2017-7803 is fixed in 8 products on 1 platform, first by thunderbird 1:52.4.0+build1-0ubuntu2, released October 1, 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
0.0196
80th percentile
When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| thunderbird · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | thunderbird 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| thunderbird-globalmenu · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | thunderbird-globalmenu 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| thunderbird-gnome-support · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | thunderbird-gnome-support 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| thunderbird-mozsymbols · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | thunderbird-mozsymbols 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| thunderbird-testsuite · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | thunderbird-testsuite 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| xul-ext-calendar-timezones · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | xul-ext-calendar-timezones 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| xul-ext-gdata-provider · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | xul-ext-gdata-provider 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |
| xul-ext-lightning · Ubuntu 18.04.6 LTS (bionic) | 1:52.4.0+build1-0ubuntu2 | xul-ext-lightning 1:52.4.0+build1-0ubuntu2 | Oct 1, 2017 |