Dell EMC RSA BSAFE Micro Edition Suite up to 4.0.10/4.1.6.0 PKCS #12 Data denial of service

Summaryinfo

A vulnerability classified as critical has been found in Dell EMC RSA BSAFE Micro Edition Suite up to 4.0.10/4.1.6.0. This impacts an unknown function of the component PKCS #12 Data Handler. This manipulation causes denial of service. This vulnerability is handled as CVE-2018-11055. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Dell EMC RSA BSAFE Micro Edition Suite up to 4.0.10/4.1.6.0. It has been declared as critical. Affected by this vulnerability is some unknown processing of the component PKCS #12 Data Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

RSA BSAFE Micro Edition Suite, versions prior to 4.0.11 (in 4.0.x) and prior to 4.1.6.1 (in 4.1.x), contains an Improper Clearing of Heap Memory Before Release ('Heap Inspection') vulnerability. Decoded PKCS #12 data in heap memory is not zeroized by MES before releasing the memory internally and a malicious local user could gain access to the unauthorized data by doing heap inspection.

The bug was discovered 08/28/2018. The weakness was released 08/31/2018 as not defined mailinglist post (Full-Disclosure). It is possible to read the advisory at seclists.org. This vulnerability is known as CVE-2018-11055 since 05/14/2018. Attacking locally is a requirement. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.0.11 or 4.1.6.1 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-123450, VDB-123452, VDB-123453 and VDB-124067. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• Dell EMC

Name

• RSA BSAFE Micro Edition Suite

Version

• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9
• 4.0.10
• 4.1.0
• 4.1.1
• 4.1.2
• 4.1.3
• 4.1.4
• 4.1.5
• 4.1.6.0

License

• commercial

Website

• Vendor: https://www.dellemc.com/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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