View at Official debian advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2019-3890 not yet assigned priority: Debian including 1 source packages (evolution-ews), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.
It was discovered evolution-ews before 3.31.3 does not check the validity of SSL certificates. An attacker could abuse this flaw to get confidential information by tricking the user into connecting to a fake server without the user noticing the difference.