CVE-2017-17843
Publication date 27 December 2017
Last updated 25 August 2025
Ubuntu priority
Description
An issue was discovered in Enigmail before 1.9.9 that allows remote attackers to trigger use of an intended public key for encryption, because incorrect regular expressions are used for extraction of an e-mail address from a comma-separated list, as demonstrated by a modified Full Name field and a homograph attack, aka TBE-01-002.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| enigmail | ||
| 16.04 LTS xenial |
Fixed 2:1.9.9-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty |
Fixed 2:1.9.9-0ubuntu0.14.04.1
|
Severity score breakdown
CVSS version: CVSS v3.0
Base score
5.9 · Medium
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
References
Other references
- https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf
- https://lists.debian.org/debian-security-announce/2017/msg00333.html
- https://www.debian.org/security/2017/dsa-4070
- https://www.mail-archive.com/enigmail-users@enigmail.net/msg04280.html
- https://www.cve.org/CVERecord?id=CVE-2017-17843