Vulnerability · Published May 19, 2020 · Assigned by mitre
CVE-2020-13163
High 7.4
In plain English
A high-severity security flaw in the em-imap package (RubyGems). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).
Severity (CVSS NVD)7.4High
Exploit odds (30 days)0.8%top 44.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| RubyGems | em-imap | no fix listed | GHSA-4f68-49qq-h392 |
Affected products (as reported)
References
- https://github.com/ConradIrwin/em-imap/issues/25 x_refsource_MISC
- https://securitylab.github.com/advisories/GHSL-2020-095-conradirwin-em-imap x_refsource_MISC