Vulnerability CVE-2019-17020: Information
Description
If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security Policy applied to the XML document. This vulnerability affects Firefox < 72.
Severity: MEDIUM (6.5) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Fixed packages
Package name | Branch | Fixed in version | Version from repository | Errata ID | Task # | State |
|---|---|---|---|---|---|---|
| firefox | sisyphus | 72.0.2-alt1 | 125.0.2-alt1 | ALT-PU-2020-1110-1 | 244791 | Fixed |
| firefox | p10 | 72.0.2-alt1 | 118.0.2-alt0.p10.1 | ALT-PU-2020-1110-1 | 244791 | Fixed |
| firefox | p9 | 72.0.2-alt0.1.p9 | 105.0.1-alt0.c9.1 | ALT-PU-2020-1617-1 | 245893 | Fixed |
| firefox | c10f1 | 72.0.2-alt1 | 112.0.2-alt0.p10.1 | ALT-PU-2020-1110-1 | 244791 | Fixed |
| firefox | c9f2 | 72.0.2-alt0.1.p9 | 105.0.1-alt0.c9.1 | ALT-PU-2020-1617-1 | 245893 | Fixed |
| firefox-esr | sisyphus | 78.0.2-alt1 | 115.10.0-alt1 | ALT-PU-2020-2408-1 | 255107 | Fixed |
| firefox-esr | p10 | 78.0.2-alt1 | 115.10.0-alt1 | ALT-PU-2020-2408-1 | 255107 | Fixed |
| firefox-esr | p9 | 78.3.0-alt0.1.p9 | 102.11.0-alt0.c9.1 | ALT-PU-2020-2933-1 | 254920 | Fixed |
| firefox-esr | c10f1 | 78.0.2-alt1 | 115.9.1-alt0.c10.1 | ALT-PU-2020-2408-1 | 255107 | Fixed |
| firefox-esr | c9f2 | 78.7.1-alt0.1.c9 | 102.12.0-alt0.c9.1 | ALT-PU-2021-1368-1 | 264611 | Fixed |
References to Advisories, Solutions, and Tools
Hyperlink | Resource |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1597645 |
|
| https://www.mozilla.org/security/advisories/mfsa2020-01/ |
|
| USN-4234-1 |
|