Man-in-the-Middle (MitM)

Affecting em-imap gem, versions >=0.0.0

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Overview

em-imap is a gem that allows you to connect to an IMAP4rev1 server in a non-blocking fashion.

Affected versions of this package are vulnerable to Man-in-the-Middle (MitM). The hostname in a TLS server certificate is not verified. An attacker can assume the identity of a trusted server and introduce malicious data in an otherwise trusted place.

Remediation

There is no fixed version for em-imap.

References

CVSS Score

8.2
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    Low
  • Availability
    None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Credit
Unknown
CVE
CVE-2020-13163
CWE
CWE-297
Snyk ID
SNYK-RUBY-EMIMAP-569726
Disclosed
19 May, 2020
Published
20 May, 2020