thunderbird vulnerabilities

29 January 2018

thunderbird vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 17.10
• Ubuntu 16.04 LTS
• Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Thunderbird.

Software Description

• thunderbird - Mozilla Open Source mail and newsgroup client

Details

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-2018-5103, CVE-2018-5104, CVE-2018-5117)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10

thunderbird - 1:52.6.0+build1-0ubuntu0.17.10.1

Ubuntu 16.04 LTS

thunderbird - 1:52.6.0+build1-0ubuntu0.16.04.1

Ubuntu 14.04 LTS

thunderbird - 1:52.6.0+build1-0ubuntu0.14.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart Thunderbird to make all the necessary changes.

References

• CVE-2017-7829
• CVE-2017-7846
• CVE-2017-7847
• CVE-2017-7848
• CVE-2018-5089
• CVE-2018-5095
• CVE-2018-5096
• CVE-2018-5097
• CVE-2018-5098
• CVE-2018-5099
• CVE-2018-5102
• CVE-2018-5103
• CVE-2018-5104
• CVE-2018-5117