Heap inspection in RSA BSAFE Crypto-C - CVE-2019-3733

Vulnerability identifier: #VU21463

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-3733

CWE-ID: CWE-244

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

  The vulnerability exists due to using realloc() to resize buffers that store sensitive information can leave the sensitive information exposed to attack, because it is not removed from memory. A remote authenticated 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 (4.0.x and 4.1.x)
  

RSA BSAFE Crypto-C

Install updates from vendor's website.

RSA BSAFE Crypto-C - update to 4.1.4

• 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

• Heap inspection in RSA BSAFE Crypto-C Micro Edition