Vulnerability CVE-2020-8443


Published: 2020-01-30

Description:
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).

Type:

CWE-787

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Ossec -> Ossec 

 References:
https://github.com/ossec/ossec-hids/issues/1816
https://github.com/ossec/ossec-hids/issues/1821
https://www.ossec.net/

Copyright 2024, cxsecurity.com

 

Back to Top