CVE-2023-3417
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data tampering.
- Exploit odds
- 0.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.7% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.7% · EPSS, next 30 days
- Record status
- Modified
Affected
- Mozilla Thunderbird < 102.13.1
- Mozilla Thunderbird < 115.0.1
- Debian Linux 10.0
- Debian Linux 11.0
- Debian Linux 12.0
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-3417.md and follow it. Check whether this project is affected by CVE-2023-3417. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://www.mozilla.org/security/advisories/mfsa2023-27/
- https://www.mozilla.org/security/advisories/mfsa2023-28/
- https://www.mozilla.org/security/advisories/mfsa2023-27/
- https://www.mozilla.org/security/advisories/mfsa2023-28/
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1835582
- https://lists.debian.org/debian-lts-announce/2023/07/msg00032.html
- https://www.debian.org/security/2023/dsa-5463
- https://www.mozilla.org/security/advisories/mfsa2023-27/
- https://www.mozilla.org/security/advisories/mfsa2023-28/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1835582
- https://lists.debian.org/debian-lts-announce/2023/07/msg00032.html
- https://www.debian.org/security/2023/dsa-5463
- https://www.mozilla.org/security/advisories/mfsa2023-27/
- https://www.mozilla.org/security/advisories/mfsa2023-28/