Critical severity · published Jan 30, 2020
CVE-2020-8447
In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of syscheck formatted msgs…
9.8
CVSS
1.9%
EPSS
No
On KEV
Description
In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to a use-after-free during processing of syscheck formatted msgs (received from authenticated remote agents and delivered to the analysisd processing queue by ossec-remoted).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OS
Ossec · Ossec
2.7 through 3.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8447
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8447
Exploit
https://github.com/ossec/ossec-hids/issues/1818
Third Party Advisory
https://github.com/ossec/ossec-hids/issues/1821
Third Party Advisory
https://security.gentoo.org/glsa/202007-33
Vendor Advisory
https://www.ossec.net/
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