CVE-2017-17848
- Source
- https://cve.org/CVERecord?id=CVE-2017-17848
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-17848.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2017-17848
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:15:52.190446Z
- Published
- 2017-12-27T17:08:19Z
- Modified
- 2026-01-27T04:15:52.190446Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in Enigmail before 1.9.9. In a variant of CVE-2017-17847, signature spoofing is possible for multipart/related messages because a signed message part can be referenced with a cid: URI but not actually displayed. In other words, the entire containing message appears to be signed, but the recipient does not see any of the signed text.
- References
-
- http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html
- http://seclists.org/fulldisclosure/2019/Apr/38
- http://www.openwall.com/lists/oss-security/2019/04/30/4
- https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html
- https://lists.debian.org/debian-security-announce/2017/msg00333.html
- https://sourceforge.net/p/enigmail/bugs/709/
- https://www.debian.org/security/2017/dsa-4070
- https://github.com/RUB-NDS/Johnny-You-Are-Fired
- https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf