CVE-2021-44743 : Security Advisory and Response

Adobe Bridge version 11.1.2 and 12.0 are susceptible to an out-of-bounds write vulnerability that could lead to arbitrary code execution. This CVE was made public on January 11, 2022, presenting a high severity risk.

Understanding CVE-2021-44743

Adobe Bridge faces a critical security issue due to a remote code execution vulnerability when processing JPEG2000 files.

What is CVE-2021-44743?

Adobe Bridge versions 11.1.2 and 12.0 are impacted by an out-of-bounds write flaw, allowing attackers to execute arbitrary code with user privileges.
Attacking requires victims to interact by opening a malicious file.

The Impact of CVE-2021-44743

CVSS Base Score: 7.8 (High Severity)
CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Successful exploitation could result in high confidentiality, integrity, and availability impact.

Technical Details of CVE-2021-44743

Adobe Bridge's vulnerability details, affected systems, and exploitation method.

Vulnerability Description

The flaw allows for an out-of-bounds write, potentially leading to arbitrary code execution.

Affected Systems and Versions

Adobe Bridge versions 11.1.2 and 12.0 are confirmed to be impacted.

Exploitation Mechanism

Exploiting this vulnerability necessitates user interaction, where victims unknowingly open a malicious file.

Mitigation and Prevention

Steps to mitigate the risks posed by CVE-2021-44743.

Immediate Steps to Take

Adobe recommends users to update to the latest patched versions to mitigate this vulnerability.
Be cautious while opening files from unknown or untrusted sources to prevent potential exploits.

Long-Term Security Practices

Regularly update and patch all software to prevent exposure to known vulnerabilities.

Patching and Updates

Apply security updates provided by Adobe promptly to address this vulnerability.