CVE-2021-20650

CVSS V2 Medium 4.3 CVSS V3 Medium 6.5
Description
Cross-site request forgery (CSRF) vulnerability in ELECOM NCC-EWF100RMWH2 allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.
Overview
  • CVE ID
  • CVE-2021-20650
  • Assigner
  • vultures@jpcert.or.jp
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-02-12T07:15:15
  • Last Modified Date
  • 2021-02-18T18:37:52
Weakness Enumerations
CWE URL
CWE-352 http://cwe.mitre.org/data/definitions/352.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:elecom:ncc-ewf100rmwh2_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:elecom:ncc-ewf100rmwh2:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.elecom.co.jp/news/security/20210126-01/ Vendor Advisory
https://jvn.jp/en/jp/JVN47580234/index.html Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20650
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20650
History
Created Old Value New Value Data Type Notes
2022-05-10 07:22:36 Added to TrackCVE
2022-12-05 22:03:39 2021-02-12T07:15Z 2021-02-12T07:15:15 CVE Published Date updated
2022-12-05 22:03:39 2021-02-18T18:37:52 CVE Modified Date updated
2022-12-05 22:03:39 Analyzed Vulnerability Status updated