CVE-2021-29114 : Exploit Details and Defense Strategies
Learn about CVE-2021-29114, a SQL injection vulnerability in ArcGIS Server allowing attackers to impact confidentiality, integrity, and availability. Find mitigation steps and security practices.
A SQL injection vulnerability in feature services provided by Esri ArcGIS Server 10.9 and below allows a remote, unauthenticated attacker to impact the confidentiality, integrity, and availability of targeted services via specifically crafted queries.
Understanding CVE-2021-29114
This CVE describes a critical SQL injection vulnerability in ArcGIS Server that can be exploited by a remote attacker to compromise the security of affected systems.
What is CVE-2021-29114?
The vulnerability in feature services provided by Esri ArcGIS Server 10.9 and below enables an unauthorized attacker to manipulate queries and compromise the security and functionality of targeted services.
The Impact of CVE-2021-29114
The SQL injection vulnerability poses a high severity threat, impacting the confidentiality, integrity, and availability of services hosted on the vulnerable ArcGIS Server versions.
Technical Details of CVE-2021-29114
This section provides detailed technical insights into the vulnerability, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability allows remote, unauthenticated attackers to execute malicious SQL queries, potentially leading to unauthorized access to sensitive data and service disruption.
Affected Systems and Versions
Esri ArcGIS Server versions below 10.9.0 on the x64 platform are susceptible to this SQL injection vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting and submitting specially designed SQL queries to the vulnerable feature services provided by ArcGIS Server.
Mitigation and Prevention
Protect your systems from CVE-2021-29114 by taking immediate and long-term security measures and ensuring timely updates and patches.
Immediate Steps to Take
Mitigation measures include restricting access to vulnerable services and applying the principle of least privilege to database accounts.
Long-Term Security Practices
Implement robust access controls, regularly monitor for unauthorized activities, and conduct security assessments to identify and address any potential vulnerabilities.
Patching and Updates
Esri has released an update to address this vulnerability. Users are advised to promptly apply the security patch to safeguard their systems.