VulnerabilityModified
CVE-2020-13163
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.
HIGH 7.4EPSS 0.75%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.4 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
- EPSS
- 0.75% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-295
- Affected
- em-imap project/em-imap
- Source
- cve@mitre.org
References
- https://github.com/ConradIrwin/em-imap/issues/25Exploit, Third Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imapExploit, Third Party Advisory
- https://github.com/ConradIrwin/em-imap/issues/25Exploit, Third Party Advisory
- https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imapExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.