Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 18.10 : firefox vulnerabilities (USN-3801-1)
High Nessus Plugin ID 118393
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionMultiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, bypass CSP
restrictions, spoof the protocol registration notification bar, leak
SameSite cookies, bypass mixed content warnings, or execute arbitrary
code. (CVE-2018-12388, CVE-2018-12390, CVE-2018-12392, CVE-2018-12393,
CVE-2018-12398, CVE-2018-12399, CVE-2018-12401, CVE-2018-12402,
Multiple security issues were discovered with WebExtensions in
Firefox. If a user were tricked in to installing a specially crafted
extension, an attacker could potentially exploit these to bypass
domain restrictions, gain additional privileges, or run content
scripts in local pages without permission. (CVE-2018-12395,
Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.
SolutionUpdate the affected firefox package.