Vulnerability Details : CVE-2021-33600
A denial-of-service (DoS) vulnerability was discovered in the web user interface of F-Secure Internet Gatekeeper. The vulnerability occurs because of an attacker can trigger assertion via malformed HTTP packet to web interface. An unauthenticated attacker could exploit this vulnerability by sending a large username parameter. A successful exploitation could lead to a denial-of-service of the product.
Vulnerability category: Denial of service
Products affected by CVE-2021-33600
- cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33600
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33600
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
5.4
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
2.3
|
2.7
|
F-Secure | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-33600
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-33600
-
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
Hall of Fame | F-SecureVendor Advisory
-
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-33600
CVE-2021-33600 | F-SecureVendor Advisory
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