Vulnerability Details : CVE-2021-33572
A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the FSAVD component used in certain F-Secure products can crash while scanning larger packages/fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service (DoS) of the Anti-Virus engine.
Vulnerability category: Denial of service
Products affected by CVE-2021-33572
- cpe:2.3:a:f-secure:linux_security:-:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:cloud_protection_for_salesforce:-:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:elements_for_microsoft_365:-:*:*:*:*:*:*:*
- cpe:2.3:a:f-secure:endpoint_protection:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33572
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33572
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
3.5
|
LOW | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
2.1
|
1.4
|
F-Secure | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-33572
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- cve-notifications-us@f-secure.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-33572
-
https://www.f-secure.com/en/business/support-and-downloads/security-advisories
Security advisories | F-SecureVendor Advisory
-
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
Hall of Fame | F-SecureProduct
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