SB2019100112 - Information exposure through timing discrepancy in RSA BSAFE Crypto-C Micro Edition and Micro Edition Suite
Published: October 1, 2019
Security Bulletin ID
SB2019100112
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information exposure through timing discrepancy (CVE-ID: CVE-2019-3731)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to two separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product. A remote attacker can extract information leaving data at risk of exposure.This vulnerability affects the following versions:
- RSA BSAFE Crypto-C Micro Edition - versions prior to 4.1.4
- RSA BSAFE Micro Edition Suite - prior to 4.0.13 (in the 4.0.x), and prior to 4.4 (in 4.1.x, 4.2.x and 4.3.x)
Remediation
Install update from vendor's website.