Vulnerability in Enigmail
CVE-2017-17844
An issue was discovered in Enigmail before 1.9.9. A remote attacker can obtain cleartext content by sending an encrypted data block (that the attacker cannot directly decrypt) to a victim, and relying on the victim to automatically decrypt that block and then send it back to the attacker as quoted text, aka the TBE-01-005 "replay" issue.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.014 (70.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Enigmail
- Debian Linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- enigmail.net/download/other/Enigmail Pentest Report by Cure53 - Excerpt.pdf (Third Party Advisory, Vendor Advisory)
- lists.debian.org/debian-security-announce/2017/msg00333.html (Third Party Advisory)
- www.mail-archive.com/enigmail-users@enigmail.net/msg04280.html
- lists.debian.org/debian-lts-announce/2017/12/msg00021.html (mailing-list)
- www.debian.org/security/2017/dsa-4070 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-17844?
- CVE-2017-17844 is a medium-severity vulnerability in Enigmail, classified under Cleartext Transmission of Sensitive Information. CVSS score: 6.5/10. Published 2017-12-27.
- How severe is CVE-2017-17844?
- Medium severity. CVSS v3 base score is 6.5 out of 10.