Use-after-free in OSSEC - CVE-2020-8444
Published: January 30, 2020
Vulnerability identifier: #VU24780
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8444
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the server component responsible for log analysis when processing of ossec-alert formatted messages. A remote authenticated attacker can send a specially crafted message and gain access to sensitive information or cause a denial of service condition on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
OSSEC
How to mitigate CVE-2020-8444
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.