CVE-2020-9488 | Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1
Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1
- 🔗 lists.apache.org/thread.html/r8c001b9a95c0bbec06f4457721ed…
- 🔗 lists.apache.org/thread.html/r2f209d271349bafd91537a558a27…
- 🔗 lists.apache.org/thread.html/r7641ee788e1eb1be4bb206a7d15f…
- 🔗 lists.apache.org/thread.html/rd8e87c4d69df335d0ba7d815b63b…
- 🔗 lists.apache.org/thread.html/r4285398e5585a0456d3d9db021a4…
- 🔗 lists.apache.org/thread.html/r0df3d7a5acb98c57e64ab9266aa2…
- 🔗 lists.apache.org/thread.html/r7e739f2961753af95e2a3a637828…
- 🔗 lists.apache.org/thread.html/r9a79175c393d14d760a0ae3731b4…
Zero-Day & Vulnerability Intelligence Hub
Echtzeit-Tracking mit EPSS Exploit-Wahrscheinlichkeiten, Angriffsvektor-Decodern und KI-Patch-Anleitungen.
📊 Historien-Charts — Criticals-Trend · Vendors · EPSS-Verteilung
| Tier | 2026-08-29 | 2026-09-06 |
|---|---|---|
| ≥90 % | 4 | 0 |
| ≥50 % | 4 | 0 |
| ≥10 % | 3 | 0 |
| <10 % | 304 | 300 |
CVE-2020-9488 | Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1
Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in