CVE-2021-42643

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
cmseasy V7.7.5_20211012 is affected by an arbitrary file write vulnerability. Through this vulnerability, a PHP script file is written to the website server, and accessing this file can lead to a code execution vulnerability.
Overview
  • CVE ID
  • CVE-2021-42643
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-05-17T12:15:07
  • Last Modified Date
  • 2022-05-26T14:32:24
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:cmseasy:cmseasy:7.7.5_20211012:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://jdr2021.github.io/2021/10/14/CmsEasy_7.7.5_20211012%E5%AD%98%E5%9C%A8%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E5%86%99%E5%85%A5%E5%92%8C%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E8%AF%BB%E5%8F%96%E6%BC%8F%E6%B4%9E/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-42643
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42643
History
Created Old Value New Value Data Type Notes
2022-05-17 13:00:12 Added to TrackCVE