CVE-2022-4962 in Apollo
Summary
by MITRE • 01/13/2024
A vulnerability was found in Apollo 2.0.0/2.0.1 and classified as problematic. Affected by this issue is some unknown functionality of the file /users of the component Configuration Center. The manipulation leads to improper authorization. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. VDB-250430 is the identifier assigned to this vulnerability. NOTE: The maintainer explains that user data information like user id, name, and email are not sensitive.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 08/03/2024
The vulnerability identified as CVE-2022-4962 represents a critical authorization flaw within the Apollo Configuration Center component version 2.0.0 and 2.0.1. This issue manifests in the configuration center's user management functionality, specifically within the /users endpoint where unauthorized access to user data can potentially occur. The vulnerability's classification as problematic indicates a significant security risk that could compromise the integrity of user authentication and authorization mechanisms within the Apollo ecosystem. The attack vector is remotely exploitable, meaning that malicious actors can potentially leverage this weakness without requiring physical access to the system infrastructure.
The technical implementation of this vulnerability stems from inadequate authorization controls within the Configuration Center's user management module. When examining the affected functionality, the flaw likely resides in how the system validates user permissions when accessing the /users endpoint. This type of improper authorization vulnerability aligns with CWE-285, which addresses insufficient authorization in software systems. The vulnerability's remote exploitability suggests that the authorization check may be bypassed through crafted requests or that the system fails to properly enforce access controls at the API level. The fact that this vulnerability has been publicly disclosed and is considered usable by threat actors significantly elevates the risk profile.
The operational impact of CVE-2022-4962 extends beyond simple unauthorized access to user data, potentially allowing attackers to enumerate user accounts, manipulate user permissions, or gain insights into the organization's user base. While the vendor has indicated that specific user data elements such as user id, name, and email are not considered sensitive, the broader implications of unauthorized access to user management functionality can enable more sophisticated attacks including account takeover attempts, privilege escalation, or social engineering campaigns. From an attacker's perspective, this vulnerability could serve as a foothold for further exploitation within the system, particularly if the Configuration Center is integrated with other security-critical components.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework, specifically under the techniques related to credential access and privilege escalation. The improper authorization condition creates opportunities for adversaries to move laterally within networks where Apollo Configuration Center is deployed. Organizations should implement immediate mitigations including applying the latest available patches, enforcing strong access controls, and monitoring for unauthorized access attempts to user management endpoints. Additionally, network segmentation and API rate limiting should be considered as defensive measures to reduce the attack surface and limit potential exploitation. The vulnerability's classification as publicly disclosed underscores the importance of proactive security hygiene and regular vulnerability assessment practices to identify and remediate similar issues before they can be exploited by malicious actors.