SB2019100109 - Buffer Over-read in RSA BSAFE Crypto-C Micro Edition and Micro Edition Suite

Security Bulletin ID SB2019100109

CSH Severity

Medium

Patch available

YES

Number of vulnerabilities 1

Exploitation vector Remote access

Highest impact Denial of service

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 1 vulnerability.

1) Buffer Over-read (CVE-ID: CVE-2019-3728)

CWE-ID: CWE-126 - Buffer over-read

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to buffer over-read issue when processing DSA signature. A remote attacker can cause a crash in the library of the affected system.

This vulnerability affects the following versions:

RSA BSAFE Crypto-C Micro Edition - versions prior to 4.0.5.4 (in 4.0.x) and prior 4.1.4 (in 4.1.x)
RSA BSAFE Micro Edition Suite - versions prior to 4.0.13 (in 4.0.x) and prior to 4.4 (in 4.1.x, 4.2.x, 4.3.x)

Remediation

Install update from vendor's website.

References

https://www.dell.com/support/security/en-us/details/DOC-107000/DSA-2019-079-RSA-BSAFE®-Crypto-C-Micro-Edition-and-Micro-Edition-Suite-Multiple-Security-Vulnerab