CVE-2021-33600

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-33600
  • Assigner
  • cve-notifications-us@f-secure.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-09-28T10:15:08
  • Last Modified Date
  • 2021-10-08T13:28:15
Weakness Enumerations
CWE URL
CWE-617 http://cwe.mitre.org/data/definitions/617.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:* 1 OR 5.10 5.50.47
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame Vendor Advisory
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-33600 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-33600
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33600
History
Created Old Value New Value Data Type Notes
2022-05-10 06:52:01 Added to TrackCVE
2022-12-05 11:24:41 2021-09-28T10:15Z 2021-09-28T10:15:08 CVE Published Date updated
2022-12-05 11:24:41 2021-10-08T13:28:15 CVE Modified Date updated
2022-12-05 11:24:41 Analyzed Vulnerability Status updated