Packages
- 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-2023-5724, CVE-2023-5728,
CVE-2023-5730, CVE-2023-5732)
Kelsey Gilbert discovered that Thunderbird did not properly manage certain
browser prompts and dialogs due to an insufficient activation-delay. An
attacker could potentially exploit this issue to perform clickjacking.
(CVE-2023-5721)
Shaheen Fazim discovered that Thunderbird did not properly validate the URLs
open by installed WebExtension. An attacker could...
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-2023-5724, CVE-2023-5728,
CVE-2023-5730, CVE-2023-5732)
Kelsey Gilbert discovered that Thunderbird did not properly manage certain
browser prompts and dialogs due to an insufficient activation-delay. An
attacker could potentially exploit this issue to perform clickjacking.
(CVE-2023-5721)
Shaheen Fazim discovered that Thunderbird did not properly validate the URLs
open by installed WebExtension. An attacker could potentially exploit this
issue to obtain sensitive information. (CVE-2023-5725)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
Ubuntu Release | Package Version | ||
---|---|---|---|
23.10 mantic | thunderbird – 1:115.4.1+build1-0ubuntu0.23.10.1 | ||
23.04 lunar | thunderbird – 1:115.4.1+build1-0ubuntu0.23.04.1 | ||
22.04 jammy | thunderbird – 1:115.4.1+build1-0ubuntu0.22.04.1 | ||
20.04 focal | thunderbird – 1:115.4.1+build1-0ubuntu0.20.04.1 |
Reduce your security exposure
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.