Multiple vulnerabilities in RSA BSAFE Micro Edition Suite

Published: 2018-08-31 | Updated: 2019-10-01

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2018-11057 CVE-2018-11055
CWE-ID	CWE-385 CWE-244
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	RSA BSAFE Micro Edition Suite Client/Desktop applications / Other client software
Vendor	Dell

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Covert Timing Channel

EUVDB-ID: #VU21467

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11057

CWE-ID: CWE-385 - Covert Timing Channel

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerabiity exists due to a covert timing channel vulnerability during RSA decryption, also known as a Bleichenbacher attack on RSA decryption. A remote attacker can recover a RSA key.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

RSA BSAFE Micro Edition Suite: 4.0.0 - 4.1.6

External links

http://seclists.org/fulldisclosure/2018/Aug/46
http://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Heap Inspection

EUVDB-ID: #VU21468

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11055

CWE-ID: CWE-244 - Improper Clearing of Heap Memory Before Release ('Heap Inspection')