Synopsis
The remote Ubuntu host is missing a security-related patch.
Description
It was discovered that a From address encoded with a null character is cut off in the message header display. An attacker could potentially exploit this to spoof the sender address. (CVE-2017-7829)
It was discovered that it is possible to execute JavaScript in RSS feeds in some circumstances. If a user were tricked in to opening a specially crafted RSS feed, an attacker could potentially exploit this in combination with another vulnerability, in order to cause unspecified problems. (CVE-2017-7846)
It was discovered that the RSS feed can leak local path names. If a user were tricked in to opening a specially crafted RSS feed, an attacker could potentially exploit this to obtain sensitive information. (CVE-2017-7847)
It was discovered that RSS feeds are vulnerable to new line injection.
If a user were tricked in to opening a specially crafted RSS feed, an attacker could potentially exploit this to cause unspecified problems.
(CVE-2017-7848)
Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, execute arbitrary code, or cause other unspecified effects. (CVE-2018-5089, CVE-2018-5095, CVE-2018-5096, CVE-2018-5097, CVE-2018-5098, CVE-2018-5099, CVE-2018-5102, CVE-2018-5013, CVE-2018-5104, CVE-2018-5117).
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.
Solution
Update the affected thunderbird package.