CVE-2021-42561
HIGH
8.8
CVSS Score
Published: January 12, 2022 at 06:52 PM UTC
Updated: June 17, 2026 at 04:09 AM UTC
1 product affected across 1 vendorCaldera
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Severity
HIGH8.8
Exploit prediction
EPSS 20%
Description
An issue was discovered in CALDERA 2.8.1. When activated, the Human plugin passes the unsanitized name parameter to a python "os.system" function. This allows attackers to use shell metacharacters (e.g., backticks "``" or dollar parenthesis "$()" ) in order to escape the current command and execute arbitrary shell commands.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-42561-Command%20Injection%20Via%20the%20Human%20Plugin-MITRE%20Calderax_refsource_MISCRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/mitre/caldera/releasesCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-74
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