Vulnerability Details : CVE-2020-8446
Potential exploit
In OSSEC-HIDS 2.7 through 3.5.0, the server component responsible for log analysis (ossec-analysisd) is vulnerable to path traversal (with write access) via crafted syscheck messages written directly to the analysisd UNIX domain socket by a local user.
Vulnerability category: Directory traversal
Products affected by CVE-2020-8446
- cpe:2.3:a:ossec:ossec:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-8446
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-8446
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:N |
3.9
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2020-8446
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-8446
-
https://www.ossec.net/
OSSEC - World's Most Widely Used Host Intrusion Detection System - HIDSVendor Advisory
-
https://security.gentoo.org/glsa/202007-33
OSSEC: Multiple vulnerabilities (GLSA 202007-33) — Gentoo securityThird Party Advisory
-
https://github.com/ossec/ossec-hids/issues/1813
CVE-2020-8446: analysisd: syscheck decoder location path injection. · Issue #1813 · ossec/ossec-hids · GitHubExploit;Third Party Advisory
-
https://github.com/ossec/ossec-hids/issues/1821
OSSEC-HIDS Security Audit Findings · Issue #1821 · ossec/ossec-hids · GitHubThird Party Advisory
Jump to