Ubuntu 6214-1: Thunderbird Security Flaws and Resolution Steps

ubuntu

July 11, 2023

Several security issues were fixed in Thunderbird.

Summary

Several security issues were fixed in Thunderbird.

Software Description:

- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Multiple security issues were discovered in Thunderbird. If a user were

tricked into opening a specially crafted website in a browsing context, an

attacker could potentially exploit these to cause a denial of service,

obtain sensitive information, bypass security restrictions, cross-site

tracing, or execute arbitrary code. (CVE-2023-34414, CVE-2023-34416,

CVE-2023-37201, CVE-2023-37202, CVE-2023-37207, CVE-2023-37211)

P Umar Farooq discovered that Thunderbird did not properly provide warning

when opening Diagcab files. If a user were tricked into opening a

malicicous Diagcab file, an attacker could execute arbitrary code.

(CVE-2023-37208)

Topics Covered

security advisory denial of service code execution Ubuntu security issues thunderbird

Update Instructions

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

Ubuntu 23.04:
  thunderbird                     1:102.13.0+build1-0ubuntu0.23.04.1

Ubuntu 22.10:
  thunderbird                     1:102.13.0+build1-0ubuntu0.22.10.1

Ubuntu 22.04 LTS:
  thunderbird                     1:102.13.0+build1-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
  thunderbird                     1:102.13.0+build1-0ubuntu0.20.04.1

In general, a standard system update will make all the necessary changes.