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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2020-8443

In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to an off-by-one heap-based buffer overflow during the cleaning of crafted syslog msgs (received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.008
EPSS Ranking 72.3%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
Products affected by CVE-2020-8443
  • Ossec » Ossec » Version: 2.7
    cpe:2.3:a:ossec:ossec:2.7
  • Ossec » Ossec » Version: 2.7.0
    cpe:2.3:a:ossec:ossec:2.7.0
  • Ossec » Ossec » Version: 2.7.1
    cpe:2.3:a:ossec:ossec:2.7.1
  • Ossec » Ossec » Version: 2.8.0
    cpe:2.3:a:ossec:ossec:2.8.0
  • Ossec » Ossec » Version: 2.8.1
    cpe:2.3:a:ossec:ossec:2.8.1
  • Ossec » Ossec » Version: 2.8.2
    cpe:2.3:a:ossec:ossec:2.8.2
  • Ossec » Ossec » Version: 2.8.3
    cpe:2.3:a:ossec:ossec:2.8.3
  • Ossec » Ossec » Version: 2.9.0
    cpe:2.3:a:ossec:ossec:2.9.0
  • Ossec » Ossec » Version: 2.9.1
    cpe:2.3:a:ossec:ossec:2.9.1
  • Ossec » Ossec » Version: 2.9.2
    cpe:2.3:a:ossec:ossec:2.9.2
  • Ossec » Ossec » Version: 2.9.3
    cpe:2.3:a:ossec:ossec:2.9.3
  • Ossec » Ossec » Version: 2.9.4
    cpe:2.3:a:ossec:ossec:2.9.4
  • Ossec » Ossec » Version: 3.0.0
    cpe:2.3:a:ossec:ossec:3.0.0
  • Ossec » Ossec » Version: 3.1.0
    cpe:2.3:a:ossec:ossec:3.1.0
  • Ossec » Ossec » Version: 3.2.0
    cpe:2.3:a:ossec:ossec:3.2.0
  • Ossec » Ossec » Version: 3.3.0
    cpe:2.3:a:ossec:ossec:3.3.0
  • Ossec » Ossec » Version: 3.4.0
    cpe:2.3:a:ossec:ossec:3.4.0
  • Ossec » Ossec » Version: 3.5.0
    cpe:2.3:a:ossec:ossec:3.5.0


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