CVE-2021-34918 : Security Advisory and Response
Learn about CVE-2021-34918, a critical vulnerability in Bentley View 10.15.0.75 allowing remote attackers to execute arbitrary code. Find mitigation strategies here.
A vulnerability in Bentley View 10.15.0.75 allows remote attackers to execute arbitrary code, posing a significant risk to affected systems.
Understanding CVE-2021-34918
This article delves into the details of CVE-2021-34918, shedding light on its impact, technical aspects, and mitigation strategies.
What is CVE-2021-34918?
CVE-2021-34918 is a critical vulnerability that enables remote attackers to execute arbitrary code on Bentley View 10.15.0.75 installations by exploiting a flaw in parsing JP2 files. The attacker needs the user to interact by accessing a malicious page or file.
The Impact of CVE-2021-34918
The vulnerability has a CVSSv3 base score of 7.8 (High), with significant impacts on confidentiality, integrity, and availability. Attackers can execute code within the current process, leading to potential system compromise.
Technical Details of CVE-2021-34918
Explore the technical specifics of CVE-2021-34918, including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The flaw involves a write past the end of an allocated buffer through crafted data in a JP2 file, leading to code execution.
Affected Systems and Versions
Bentley View 10.15.0.75 is confirmed to be impacted by this vulnerability, with other versions potentially affected as well.
Exploitation Mechanism
Attackers can trigger the vulnerability by manipulating JP2 files, prompting code execution within the context of the affected process.
Mitigation and Prevention
Discover key steps to mitigate the risks associated with CVE-2021-34918 through immediate actions and long-term security practices.
Immediate Steps to Take
Users are advised to avoid accessing suspicious pages or files and implement security measures to prevent unauthorized code execution.
Long-Term Security Practices
Regular security awareness training, keeping systems up to date, and employing robust security solutions are essential for safeguarding against such vulnerabilities.
Patching and Updates
Stay informed about patches released by Bentley to address CVE-2021-34918, ensuring timely application for enhanced system security.