CVEvulnerability
CVE-2021-47701
8.7 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2025-12-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 8.7 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-862
Description
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.
Affected configurations
• openbmcs openbmcs 2.4
Related
Weakness · CWE (1)
- CWE-862 Missing Authorization weakness
References
- 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