CVE-2017-17846
HIGHEnigmail < 1.9.9 - Denial of Service via Regular Expression Matching
Title source: llmDescription
An issue was discovered in Enigmail before 1.9.9. Regular expressions are exploitable for Denial of Service, because of attempts to match arbitrarily long strings, aka TBE-01-003.
References (5)
Core 5
Core References
Third Party Advisory, Vendor Advisory x_refsource_misc
https://enigmail.net/download/other/Enigmail%20Pentest%20Report%20by%20Cure53%20-%20Excerpt.pdf
Third Party Advisory x_refsource_misc
https://lists.debian.org/debian-security-announce/2017/msg00333.html
Mailing List x_refsource_misc
https://www.mail-archive.com/enigmail-users%40enigmail.net/msg04280.html
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2017/dsa-4070
Scores
CVSS v3
7.5
EPSS
0.0218
EPSS Percentile
80.2%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-20
Status
published
Products (3)
debian/debian_linux
8.0
debian/debian_linux
9.0
enigmail/enigmail
< 1.9.9
Published
Dec 27, 2017
Tracked Since
Feb 18, 2026