Description
EM-HTTP-Request 1.1.5 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 (4)
Core 4
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/igrigorik/em-http-request/issues/339
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MKYP5TR5NTVVDX5R4HCNNH2OQR7M4X3J/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z32PUJA6RGBZ3TKSOTGUXZ45662S3MVF/
Exploit, Third Party Advisory x_refsource_misc
https://securitylab.github.com/advisories/GHSL-2020-094-igrigorik-em-http-request
Scores
CVSS v3
7.4
EPSS
0.0014
EPSS Percentile
33.4%
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 (4)
em-http-request_project/em-http-request
1.1.5
fedoraproject/fedora
32
fedoraproject/fedora
33
rubygems/em-http-request
0 - 1.1.6RubyGems
Published
May 25, 2020
Tracked Since
Feb 18, 2026