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CVE-2018-12019

N/A
Published: June 13, 2018 at 11:00 PM UTC
Updated: June 17, 2026 at 01:37 AM UTC
1 product affected across 1 vendorEnigmail

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Severity
N/A
Exploit prediction
EPSS 2%

Description

The signature verification routine in Enigmail before 2.0.7 interprets user ids as status/control messages and does not correctly keep track of the status of multiple signatures, which allows remote attackers to spoof arbitrary email signatures via public keys containing crafted primary user ids.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enigmail· Enigmail
95%
v < 2.0.7
Affected range stops below 2.0.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

x_refsource_MISCMailing ListThird Party Advisory
Source: [email protected]
http://openwall.com/lists/oss-security/2018/06/13/10
x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html
Mailing Listx_refsource_FULLDISCThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2019/Apr/38
Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2019/04/30/4
x_refsource_MISC
Source: [email protected]
https://github.com/RUB-NDS/Johnny-You-Are-Fired
x_refsource_MISC
Source: [email protected]
https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf
x_refsource_MISCExploitVendor Advisory
Source: [email protected]
https://www.enigmail.net/index.php/en/download/changelog

CVSS

5MEDIUM[email protected]
Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-347

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