Description
em-imap 0.5 uses the library eventmachine in an insecure way that allows an attacker to perform a man-in-the-middle attack against users of the library. The hostname in a TLS server certificate is not verified.
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/ConradIrwin/em-imap/issues/25
Exploit, Third Party Advisory x_refsource_misc
https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imap
Scores
CVSS v3
7.4
EPSS
0.0007
EPSS Percentile
21.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Details
CWE
CWE-295
Status
published
Products (2)
em-imap_project/em-imap
0.5
rubygems/em-imap
0RubyGems
Published
May 19, 2020
Tracked Since
Feb 18, 2026