ZeroHour

Vulnerabilities

10 CVEs · NVD, GitHub Advisories, CISA KEV, FIRST EPSS, GitHub PoC repos

CVEVulnerabilityCVSSEPSSFlagsAffectedExposurePublished
CVE-2021-28040
An issue was discovered in OSSEC 3.6.0.

An issue was discovered in OSSEC 3.6.0. An uncontrolled recursion vulnerability in os_xml.c occurs when a large number of opening and closing XML tags is used. Because recursion is used in _ReadElem without restriction, an attacker can trigger a segmentation fault once unmapped memory is reached.

NVD description · AI analysis pending
7.51% PoC
  • ossec ossec
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 d

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).

NVD description · AI analysis pending
9.8
group max
3% PoC
  • ossec ossec
CVE-2018-19666
The agent in OSSEC through 3.1.0 on Windows allows local users to gain NT AUTHORITY\SYSTEM access via Directory Traversal by leveraging full access to the assoc

The agent in OSSEC through 3.1.0 on Windows allows local users to gain NT AUTHORITY\SYSTEM access via Directory Traversal by leveraging full access to the associated OSSEC server.

NVD description · AI analysis pending
7.8<1% PoC
  • ossec ossec
  • ossec wazuh
CVE-2016-4847
Cross-site scripting (XSS) vulnerability in site/search.php in OSSEC Web UI before 0.9 allows remote attackers to inject arbitrary web script or HTML by leverag

Cross-site scripting (XSS) vulnerability in site/search.php in OSSEC Web UI before 0.9 allows remote attackers to inject arbitrary web script or HTML by leveraging an unanchored regex.

NVD description · AI analysis pending
6.11%
  • ossec web ui