CVE-2018-11056 Explained : Impact and Mitigation
Learn about CVE-2018-11056 affecting RSA BSAFE Micro Edition Suite and Crypto-C Micro Edition. Find out the impact, affected versions, and mitigation steps.
CVE-2018-11056 pertains to vulnerabilities found in RSA BSAFE Micro Edition Suite and BSAFE Crypto-C Micro Edition, potentially leading to Denial of Service attacks.
Understanding CVE-2018-11056
This CVE involves Uncontrolled Resource Consumption vulnerabilities in specific versions of RSA BSAFE Micro Edition Suite and BSAFE Crypto-C Micro Edition.
What is CVE-2018-11056?
This CVE identifies vulnerabilities in RSA BSAFE Micro Edition Suite versions prior to 4.1.6.1 and RSA BSAFE Crypto-C Micro Edition versions before 4.0.5.3. The vulnerability arises during the parsing of ASN.1 data, allowing remote attackers to overload the stack, potentially causing Denial of Service.
The Impact of CVE-2018-11056
The vulnerability has a CVSS base score of 6.5, with a medium severity rating. The attack complexity is low, but the availability impact is high, potentially leading to service disruption.
Technical Details of CVE-2018-11056
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability involves Uncontrolled Resource Consumption during ASN.1 data parsing, enabling remote attackers to trigger a Denial of Service by overloading the stack.
Affected Systems and Versions
- RSA BSAFE Micro Edition Suite prior to 4.1.6.1
- RSA BSAFE Crypto-C Micro Edition prior to 4.0.5.3
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Availability Impact: High
- User Interaction: Required
- Privileges Required: None
Mitigation and Prevention
Protecting systems from CVE-2018-11056 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Monitor network traffic for any suspicious activity
- Implement network segmentation to limit the attack surface
Long-Term Security Practices
- Regularly update and patch software and systems
- Conduct security assessments and audits periodically
- Educate users on safe computing practices
Patching and Updates
- Ensure all affected systems are updated with the latest patches
- Regularly check for security advisories from the vendor