CVE-2023-3417
Publication date 24 July 2023
Last updated 4 August 2025
Ubuntu priority
Description
Thunderbird allowed the Text Direction Override Unicode Character in filenames. An email attachment could be incorrectly shown as being a document file, while in fact it was an executable file. Newer versions of Thunderbird will strip the character and show the correct file extension. This vulnerability affects Thunderbird < 115.0.1 and Thunderbird < 102.13.1.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| thunderbird | 24.04 LTS noble |
Fixed 1:102.13.0+build1-0ubuntu1
|
| 22.04 LTS jammy |
Fixed 1:102.15.0+build1-0ubuntu0.22.04.1
|
|
| 20.04 LTS focal |
Fixed 1:102.15.0+build1-0ubuntu0.20.04.1
|
|
| 18.04 LTS bionic | Ignored end of standard support | |
| 16.04 LTS xenial | Ignored end of standard support | |
| 14.04 LTS trusty | Ignored end of standard support |
Severity score breakdown
CVSS version: CVSS v3.0
Base score
7.5 · High
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
References
Related Ubuntu Security Notices (USN)
- USN-6333-1
- Thunderbird vulnerabilities
- 4 September 2023
Other references
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-27/#CVE-2023-3417
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-28/#CVE-2023-3417
- https://www.mozilla.org/security/advisories/mfsa2023-27/
- https://www.mozilla.org/security/advisories/mfsa2023-28/
- https://www.cve.org/CVERecord?id=CVE-2023-3417