CVE-2023-3417
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Mozilla Thunderbird
PublishedJul 24, 2023
First seenJul 24, 2023
How to fix
Update
- mozilla thunderbird102.13.1, 115.0.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla thunderbird | v < 102.13.1, 115.0 ≤ v < 115.0.1 | 102.13.1, 115.0.1 |
| debian debian_linux | 10.0, 11.0, 12.0 | — |
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