CVE-2021-40750 : What You Need to Know

Adobe Bridge version 11.1.1 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file, potentially leading to an application denial-of-service.

Understanding CVE-2021-40750

Adobe Bridge is susceptible to a NULL Pointer Dereference vulnerability that could result in an application denial-of-service.

What is CVE-2021-40750?

The CVE-2021-40750 vulnerability in Adobe Bridge arises from a Null pointer dereference flaw triggered by processing a maliciously crafted file. An unauthorized attacker could exploit this issue to cause a denial-of-service within the user's context. Interaction from the user is necessary for exploiting this vulnerability.

The Impact of CVE-2021-40750

The impact of CVE-2021-40750 can be significant:

CVSS Base Score: 5.5 (Medium)
Attack Vector: Local
Attack Complexity: Low
User Interaction: Required
Availability Impact: High
Scope: Unchanged
Confidentiality Impact: None
Integrity Impact: None
Privileges Required: None

Technical Details of CVE-2021-40750

The technical details of the CVE-2021-40750 vulnerability provide insights into the affected systems and methods of exploitation.

Vulnerability Description

The vulnerability involves a NULL Pointer Dereference (CWE-476) in Adobe Bridge, potentially leading to an application denial-of-service.

Affected Systems and Versions

Adobe Bridge versions affected:

Bridge 11.1.1 and earlier

Exploitation Mechanism

Explanation of how the vulnerability can be exploited:

Attacker leverages a specially crafted file
Requires user interaction to open the malicious file

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices can help mitigate the risks associated with CVE-2021-40750.

Immediate Steps to Take

Actions to address the vulnerability promptly:

Update Adobe Bridge to a non-vulnerable version
Avoid opening files from untrusted or unknown sources

Long-Term Security Practices

Recommendations for long-lasting security measures:

Regularly update software and security patches
Educate users on identifying and handling suspicious files

Patching and Updates

Keep software up-to-date to ensure protection against known vulnerabilities.