CVE-2021-42559

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
An issue was discovered in CALDERA 2.8.1. It contains multiple startup "requirements" that execute commands when starting the server. Because these commands can be changed via the REST API, an authenticated user can insert arbitrary commands that will execute when the server is restarted.
Overview
  • CVE ID
  • CVE-2021-42559
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-01-12T20:15:08
  • Last Modified Date
  • 2022-01-19T19:46:37
Weakness Enumerations
CWE URL
CWE-77 http://cwe.mitre.org/data/definitions/77.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mitre:caldera:*:*:*:*:*:*:*:* 1 OR 2.8.1
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://github.com/mitre/caldera/releases Release Notes
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42559-Command%20Injection%20Via%20Configurations-MITRE%20Caldera Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-42559
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42559
History
Created Old Value New Value Data Type Notes
2022-05-10 06:37:01 Added to TrackCVE
2022-12-06 06:17:48 2022-01-12T20:15Z 2022-01-12T20:15:08 CVE Published Date updated
2022-12-06 06:17:48 2022-01-19T19:46:37 CVE Modified Date updated
2022-12-06 06:17:48 Analyzed Vulnerability Status updated