CVE-2021-20094

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
A denial of service vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker can exploit this issue to crash the CodeMeter Runtime Server.
Overview
  • CVE ID
  • CVE-2021-20094
  • Assigner
  • vulnreport@tenable.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-16T12:15:12
  • Last Modified Date
  • 2022-05-13T17:30:28
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:wibu:codemeter:*:*:*:*:*:*:*:* 1 OR 7.21a
AND
cpe:2.3:a:siemens:pss_cape:-:*:*:*:*:*:*:* 1 OR
AND
cpe:2.3:o:siemens:sicam_230_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:sicam_230:-:*:*:*:*:*:*:* 0 OR
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://cdn.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-210423-02.pdf Mitigation Vendor Advisory
https://www.tenable.com/security/research/tra-2021-24 Exploit Patch Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-675303.pdf
https://us-cert.cisa.gov/ics/advisories/icsa-21-210-02
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20094
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20094
History
Created Old Value New Value Data Type Notes
2022-05-10 06:58:13 Added to TrackCVE
2022-12-05 04:29:33 2021-06-16T12:15Z 2021-06-16T12:15:12 CVE Published Date updated
2022-12-05 04:29:33 2022-05-13T17:30:28 CVE Modified Date updated
2022-12-05 04:29:33 Analyzed Vulnerability Status updated