CVEvulnerability
CVE-2017-17848
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-12-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-347
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.
Affected configurations
• enigmail enigmail (< 1.9.9)
• debian debian linux 7.0
• debian debian linux 8.0
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-347 Improper Verification of Cryptographic Signature weakness
References
- http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/Apr/38 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/04/30/4 Mailing List, Third Party Advisory
- https://github.com/RUB-NDS/Johnny-You-Are-Fired github.com
- https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf github.com
- https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-security-announce/2017/msg00333.html Mailing List, Third Party Advisory
- https://sourceforge.net/p/enigmail/bugs/709/ Third Party Advisory
- https://www.debian.org/security/2017/dsa-4070 Third Party Advisory
- http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2019/Apr/38 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/04/30/4 Mailing List, Third Party Advisory
- https://github.com/RUB-NDS/Johnny-You-Are-Fired github.com
- https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf github.com
- https://lists.debian.org/debian-lts-announce/2017/12/msg00021.html Mailing List, Third Party Advisory
- https://lists.debian.org/debian-security-announce/2017/msg00333.html Mailing List, Third Party Advisory
- https://sourceforge.net/p/enigmail/bugs/709/ Third Party Advisory
- https://www.debian.org/security/2017/dsa-4070 Third Party Advisory