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CVE-2022-2827: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in AMI MegaRAC SPx12

Medium
Published: Mon Dec 05 2022 (12/05/2022, 21:35:37 UTC)
Source: CVE
Vendor/Project: AMI
Product: MegaRAC SPx12

Description

AMI MegaRAC User Enumeration Vulnerability

AI-Powered Analysis

AILast updated: 06/22/2025, 07:37:16 UTC

Technical Analysis

CVE-2022-2827 is a medium-severity vulnerability classified under CWE-200, which pertains to the exposure of sensitive information to unauthorized actors. This vulnerability affects the AMI MegaRAC SPx12 platform, a widely used Baseboard Management Controller (BMC) firmware solution that provides remote management capabilities for servers. The specific issue is a user enumeration vulnerability, meaning that an attacker can determine valid usernames on the system by analyzing system responses or behavior differences during authentication attempts or other interactions. This type of vulnerability does not directly allow unauthorized access but leaks information that can facilitate further attacks, such as brute force or credential stuffing. The vulnerability was published on December 5, 2022, and no known exploits are currently reported in the wild. No patches or updates have been explicitly linked to this vulnerability in the provided data. The vulnerability does not require authentication or user interaction to be exploited, as user enumeration typically involves sending crafted requests and analyzing responses. The exposure of valid usernames can significantly aid attackers in targeting privileged accounts on critical infrastructure managed via MegaRAC SPx12, potentially leading to unauthorized access if combined with other vulnerabilities or weak credentials.

Potential Impact

For European organizations, the impact of CVE-2022-2827 can be significant, especially for enterprises and data centers relying on AMI MegaRAC SPx12 for server management. User enumeration leaks sensitive information about valid administrative or user accounts, which can be leveraged by attackers to mount targeted brute force attacks or social engineering campaigns. This increases the risk of unauthorized access to server management interfaces, potentially compromising confidentiality, integrity, and availability of critical systems. Given that BMCs often have privileged control over hardware and firmware, exploitation following user enumeration could lead to full system compromise, data breaches, or disruption of services. Sectors such as finance, telecommunications, manufacturing, and government agencies in Europe, which rely heavily on server infrastructure, are particularly at risk. The lack of known exploits in the wild reduces immediate threat but does not eliminate the risk, as attackers may develop exploits based on this information. The medium severity rating reflects the indirect nature of the vulnerability but acknowledges the potential for serious downstream consequences if combined with other attack vectors.

Mitigation Recommendations

To mitigate the risk posed by CVE-2022-2827, European organizations should implement the following specific measures: 1) Restrict network access to the MegaRAC SPx12 management interfaces by enforcing strict firewall rules and network segmentation, allowing only trusted administrative hosts to connect. 2) Employ strong, unique passwords and multi-factor authentication (MFA) for all user accounts on the BMC to reduce the risk of successful brute force attacks following user enumeration. 3) Monitor authentication logs and network traffic for unusual patterns indicative of enumeration or brute force attempts. 4) Regularly update and patch BMC firmware as vendors release fixes; even though no patch is currently linked, organizations should maintain vigilance for updates from AMI. 5) Disable or limit unnecessary services and interfaces on the MegaRAC SPx12 to reduce the attack surface. 6) Implement account lockout policies or rate limiting on authentication attempts to hinder enumeration and brute force exploitation. 7) Conduct regular security assessments and penetration tests focusing on BMC interfaces to identify and remediate vulnerabilities proactively.

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Technical Details

Data Version
5.1
Assigner Short Name
certcc
Date Reserved
2022-08-15T21:16:55.799Z
Cisa Enriched
true

Threat ID: 682d9847c4522896dcbf5826

Added to database: 5/21/2025, 9:09:27 AM

Last enriched: 6/22/2025, 7:37:16 AM

Last updated: 8/12/2025, 6:55:11 AM

Views: 12

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