Information Exposure Through Timing Discrepancy in RSA BSAFE Crypto-J - CVE-2019-3739
Published: November 22, 2023
Vulnerability identifier: #VU83437
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-3739
CWE-ID: CWE-208
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to a timing discrepancy during ECDSA key generation. A remote attacker can recover the ECDSA keys and decrypt encrypted information.
Affected software
RSA BSAFE Crypto-J
How to mitigate CVE-2019-3739
Install updates from vendor's website.
RSA BSAFE Crypto-J - update to 6.2.5