What’s Vulnerable › Vulnerabilities

CVE-2020-13163

• Severity: high (CVSS 7.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-05-19 · updated 2026-06-17
• Weakness: CWE-295

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.

Affected products

• Em-Imap Project Em-Imap: 0.5

References

• https://github.com/ConradIrwin/em-imap/issues/25
• https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imap
• https://github.com/ConradIrwin/em-imap/issues/25
• https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imap

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