CVE-2020-13163 describes a critical vulnerability in em-imap 0.5, where the eventmachine library is used insecurely by failing to verify TLS server certificate hostnames. This flaw allows an unauthenticated attacker to conduct a Man-in-the-Middle (MitM) attack, leading to high confidentiality and integrity impacts. With a CVSS score of 7.4 (High), the attack complexity is high, but no user interaction is required. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.5CPE matchmatch criteria | cpe:2.3:a:em-imap_project:em-imap:0.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
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