First published: Wed May 09 2018(Updated: )
Content Security Policy (CSP) is not applied correctly to all parts of multipart content sent with the "multipart/x-mixed-replace" MIME type. This could allow for script to run where CSP should block it, allowing for cross-site scripting (XSS) and other attacks. This vulnerability affects Firefox < 60.
Credit: security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Firefox | <60 | 60 |
Mozilla Firefox | <60.0 | |
Canonical Ubuntu Linux | =14.04 | |
Canonical Ubuntu Linux | =16.04 | |
Canonical Ubuntu Linux | =17.10 | |
Canonical Ubuntu Linux | =18.04 | |
debian/firefox | 131.0.3-1 |
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(Found alongside the following vulnerabilities)
The vulnerability ID for this issue is CVE-2018-5164.
CVE-2018-5164 has a severity rating of 6.1, which is considered medium.
Mozilla Firefox versions up to, but excluding, 60.0 are affected by CVE-2018-5164.
CVE-2018-5164 could allow for cross-site scripting (XSS) and other attacks by not correctly applying Content Security Policy (CSP) to all parts of multipart content.
Yes, upgrading Mozilla Firefox to version 60.0 or higher will address the vulnerability.