CVE-2021-26794 : Exploit Details and Defense Strategies
Learn about CVE-2021-26794, a privilege escalation vulnerability in 'upload.php' in FrogCMS SentCMS v0.9.5, enabling attackers to execute arbitrary code through a crafted PHP file. Find mitigation strategies here.
FrogCMS SentCMS v0.9.5 is vulnerable to privilege escalation in 'upload.php', allowing an attacker to execute arbitrary code via a crafted PHP file. Learn more about this CVE and how to mitigate the risks.
Understanding CVE-2021-26794
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-26794.
What is CVE-2021-26794?
CVE-2021-26794 refers to a privilege escalation vulnerability in 'upload.php' in FrogCMS SentCMS v0.9.5. Attackers can exploit this flaw to run arbitrary code by uploading a malicious PHP file.
The Impact of CVE-2021-26794
The vulnerability allows threat actors to escalate privileges on the affected system, potentially leading to unauthorized access, data breaches, and further exploitation of the target environment.
Technical Details of CVE-2021-26794
Let's explore the specifics of the vulnerability, including affected systems, exploitation mechanism, and more.
Vulnerability Description
The flaw in 'upload.php' in FrogCMS SentCMS v0.9.5 enables attackers to execute arbitrary code through a carefully crafted PHP file, compromising the system's integrity.
Affected Systems and Versions
FrogCMS SentCMS v0.9.5 is confirmed to be impacted by this vulnerability, potentially putting systems leveraging this version at risk.
Exploitation Mechanism
By exploiting the privilege escalation vulnerability in 'upload.php', threat actors can upload a malicious PHP file to execute unauthorized code on the target system.
Mitigation and Prevention
Discover the immediate steps and long-term security practices that can help mitigate the risks associated with CVE-2021-26794.
Immediate Steps to Take
Organizations should promptly address the vulnerability by applying relevant security patches, restricting file uploads, and monitoring system activities for suspicious behaviors.
Long-Term Security Practices
Implementing robust access controls, conducting regular security audits, and educating users about safe file handling practices can enhance the overall security posture of the system.
Patching and Updates
Stay informed about security updates released by FrogCMS, apply patches promptly, and ensure regular maintenance to safeguard your systems against known vulnerabilities.