CVE-2020-8445

In OSSEC-HIDS 2.7 through 3.5.0, the OSCleanMSG function in ossec-analysisd doesn't remove or encode terminal control characters or newlines from processed log messages. In many cases, those characters are later logged. Because newlines \n are permitted in messages processed by ossec-analysisd, i...

Design/Logic Flaw

In OSSEC-HIDS 2.7 through 3.5.0, the OSCleanMSG function in ossec-analysisd doesn't remove or encode terminal control characters or newlines from processed log messages. In many cases, those characters are later logged. Because newlines \n are permitted in messages processed by ossec-analysisd, i...

CVE-2020-8445

CVE-2020-8445 affects OSSEC-HIDS 2.7–3.5.0. The OS_CleanMSG function in ossec-analysisd fails to strip/encode terminal control characters and newlines, allowing injected nested events or obfuscated log content. This may enable an unauthenticated remote attack for certain logged data types/origins...