CVE ID:	CVE-2017-17848
Description:	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.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2017-17848 Debian Security Information: DSA-4070 (Google Search) https://www.debian.org/security/2017/dsa-4070 http://seclists.org/fulldisclosure/2019/Apr/38 http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html https://github.com/RUB-NDS/Johnny-You-Are-Fired https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf https://lists.debian.org/debian-security-announce/2017/msg00333.html https://sourceforge.net/p/enigmail/bugs/709/ https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html http://www.openwall.com/lists/oss-security/2019/04/30/4