CVE-2022-35928 : Security Advisory and Response

AES Crypt for Linux version 3.11 has a vulnerability related to reading user-provided passwords and confirmations via command-line prompts, potentially leading to buffer overruns. It is essential for users to take immediate actions to secure their systems.

Understanding CVE-2022-35928

This CVE pertains to a password security vulnerability in AES Crypt for Linux version 3.11, impacting the way user-provided passwords are handled.

What is CVE-2022-35928?

AES Crypt for Linux version 3.11 is susceptible to buffer overruns when reading user-provided passwords and confirmations via command-line prompts due to inadequate length checks.

The Impact of CVE-2022-35928

The vulnerability poses a high risk to confidentiality, integrity, and availability, with an overall CVSS base score of 8.4 indicating a severe impact on affected systems.

Technical Details of CVE-2022-35928

The technical details shed light on the vulnerability's description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

AES Crypt for Linux version 3.11 fails to properly check the lengths of user-provided passwords, potentially leading to buffer overruns, posing a security risk.

Affected Systems and Versions

This vulnerability impacts AES Crypt for Linux version 3.11.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious inputs to trigger buffer overruns when user-provided passwords are read through command-line prompts.

Mitigation and Prevention

In order to mitigate the risks associated with CVE-2022-35928, users are advised to take immediate steps, implement long-term security practices, and apply necessary patching and updates.

Immediate Steps to Take

Users should upgrade to version 3.16 of AES Crypt for Linux to address this vulnerability. In case an immediate upgrade is not feasible, utilizing the

-p

or

-k

command-line options to provide passwords or keys is recommended.

Long-Term Security Practices

To enhance security posture, it is crucial to follow best practices such as regularly updating software, implementing strong password policies, and staying informed about security advisories.

Patching and Updates

The vulnerability was fixed in commit 68761851b and will be included in release 3.16 of AES Crypt for Linux. Users are strongly advised to update their software to the latest version to safeguard their systems.