Vulnerability · Published Dec 18, 2020 · Assigned by HCL
CVE-2020-14224
Critical 9.8
In plain English
A critical-severity security flaw in HCL Notes. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)2.3%top 17.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability in the MIME message handling of the HCL Notes v9 client could potentially be exploited by an unauthenticated attacker resulting in a stack buffer overflow. This could allow a remote attacker to crash the Notes application or inject code into the system which would execute with the privileges of the currently logged-in user.