CVE-2021-47701

OpenBMCS 2.4 allows an attacker to escalate privileges from a read user to an admin user by manipulating permissions and exploiting a vulnerability in the update_user_permissions.php script. Attackers can submit a malicious HTTP POST request to PHP scripts in '/plugins/useradmin/' directory.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.exploit-db.com/exploits/50669	Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/openbmcs-user-management-privilege-escalation	Third Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5693.php	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:openbmcs:openbmcs:2.4:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-12-09 21:15

Updated : 2025-12-17 14:14

NVD link : CVE-2021-47701

Mitre link : CVE-2021-47701

CVE.ORG link : CVE-2021-47701

JSON object : View

Products Affected

openbmcs

openbmcs

CWE

CWE-862

Missing Authorization

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