CVE-2019-3692 : Vulnerability Insights and Analysis

Local attackers can exploit symlink attacks to escalate privileges from the user "inn" to the root user in SUSE Linux Enterprise Server 11, openSUSE Factory, and openSUSE Leap 15.1.

Understanding CVE-2019-3692

This CVE involves a local privilege escalation vulnerability in the packaging of inn software.

What is CVE-2019-3692?

The vulnerability allows local attackers to elevate their privileges from the user "inn" to the root user through symlink attacks in specific versions of SUSE Linux Enterprise Server 11, openSUSE Factory, and openSUSE Leap 15.1.

The Impact of CVE-2019-3692

The vulnerability has a CVSS base score of 7.7, indicating a high severity level. It can lead to high confidentiality and integrity impacts.

Technical Details of CVE-2019-3692

This section provides more technical insights into the vulnerability.

Vulnerability Description

Local privilege escalation from user "inn" to root via symlink attacks in the packaging of inn software.

Affected Systems and Versions

SUSE Linux Enterprise Server 11 with inn version 2.4.2-170.21.3.1 and earlier
openSUSE Factory with inn version 2.6.2-2.2 and earlier
openSUSE Leap 15.1 with inn version 2.5.4-lp151.2.47 and earlier

Exploitation Mechanism

The vulnerability can be exploited by local attackers using symlink attacks to gain root privileges.

Mitigation and Prevention

Protect your systems from CVE-2019-3692 with the following steps:

Immediate Steps to Take

Apply patches provided by the respective vendors
Monitor for any unauthorized privilege escalations
Restrict access to vulnerable systems

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities
Implement the principle of least privilege to limit user access

Patching and Updates

Check for security advisories from SUSE and openSUSE for patch availability
Apply patches promptly to secure your systems