CVE-2021-34903 : Security Advisory and Response
Learn about CVE-2021-34903, a high-severity vulnerability in Bentley View 10.15.0.75 that allows remote attackers to execute arbitrary code. Find out the impact, technical details, and mitigation steps.
This CVE-2021-34903 article provides details about a vulnerability in Bentley View 10.15.0.75 that allows remote attackers to execute arbitrary code. Find out about the impact, technical details, and mitigation steps.
Understanding CVE-2021-34903
CVE-2021-34903 is a vulnerability in Bentley View 10.15.0.75 that enables remote attackers to run arbitrary code on affected systems by exploiting a flaw in BMP file parsing.
What is CVE-2021-34903?
Remote attackers can execute arbitrary code on Bentley View 10.15.0.75 installations by leveraging a vulnerability in BMP file parsing. User interaction is needed to trigger this flaw.
The Impact of CVE-2021-34903
The vulnerability poses a high risk with a CVSS base score of 7.8. Attackers can achieve confidentiality, integrity, and availability impact without requiring any privileges.
Technical Details of CVE-2021-34903
The technical details of CVE-2021-34903 include a description of the vulnerability, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
This flaw in BMP file parsing allows attackers to write past the end of an allocated buffer, leading to arbitrary code execution in the current process.
Affected Systems and Versions
Bentley View version 10.15.0.75 is confirmed to be affected by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by tricking users into visiting a malicious webpage or opening a crafted BMP file.
Mitigation and Prevention
Understanding the steps to mitigate and prevent CVE-2021-34903 is crucial for maintaining system security.
Immediate Steps to Take
Users should avoid interacting with untrusted BMP files or visiting suspicious websites to prevent exploitation of this vulnerability.
Long-Term Security Practices
Implementing strong web browsing habits and keeping systems up to date with security patches can reduce the risk of successful attacks.
Patching and Updates
It is recommended to install the latest updates and patches provided by Bentley to address the vulnerability in Bentley View 10.15.0.75.