CVE-2021-42562

HIGH

MITRE Caldera < 2.8.1 - Improper Privilege Management

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2021-42562. PoCs published by mbadanoiu.

AI-analyzed exploit summary This repository documents CVE-2021-42562, an improper access control vulnerability in MITRE Caldera (versions <=2.8.1) that allows non-admin users to read and modify admin-restricted configurations. It references a PDF for exploitation details and links to CVE-2021-42559 for potential RCE chaining.

Description

An issue was discovered in CALDERA 2.8.1. It does not properly segregate user privileges, resulting in non-admin users having access to read and modify configuration or other components that should only be accessible by admin users.

Exploits (1)

nomisec WRITEUP
by mbadanoiu · poc
https://github.com/mbadanoiu/CVE-2021-42562

This repository documents CVE-2021-42562, an improper access control vulnerability in MITRE Caldera (versions <=2.8.1) that allows non-admin users to read and modify admin-restricted configurations. It references a PDF for exploitation details and links to CVE-2021-42559 for potential RCE chaining.

Classification
Writeup 90%
Attack Type
Auth Bypass
Complexity
Moderate
Reliability
Reliable
Target: MITRE Caldera <=2.8.1
Auth required
Prerequisites: Valid non-admin user credentials
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Release Notes, Third Party Advisory x_refsource_misc
https://github.com/mitre/caldera/releases

Scores

CVSS v3 8.1
EPSS 0.0119
EPSS Percentile 63.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-269
Status published
Products (1)
mitre/caldera < 2.8.1
Published Jan 12, 2022
Tracked Since Feb 18, 2026