High severity · published Jul 15, 2021
CVE-2021-33505
A local malicious user can circumvent the Falco detection engine through 0.28.1 by running a program that alters arguments of system calls being executed
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
A local malicious user can circumvent the Falco detection engine through 0.28.1 by running a program that alters arguments of system calls being executed. Issue is fixed in Falco versions >= 0.29.1.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FA
Falco · Falco
through 0.28.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-33505
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-33505
Patch
https://github.com/falcosecurity/falco/pull/1675
Release Notes
https://github.com/falcosecurity/falco/releases
More from Falco
5.5
CVE-2019-8339
An issue was discovered in Falco through 0.14.0