CVE-2019-3739
MEDIUM severity · CVSS 6.5 · CWE-310
6.5CVSS MEDIUM
Summary
RSA BSAFE Crypto-J versions prior to 6.2.5 are vulnerable to Information Exposure Through Timing Discrepancy vulnerabilities during ECDSA key generation. A malicious remote attacker could potentially exploit those vulnerabilities to recover ECDSA keys.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://www.oracle.com//security-alerts/cpujul2021.html ↗
Additional information
- NVD record
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatch
- https://www.oracle.com/security-alerts/cpujul2020.htmlPatch
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch
- https://www.oracle.com/security-alerts/cpuoct2021.htmlPatch
- https://www.dell.com/support/security/en-us/details/DOC-106556/DSA-2019-094-RSA-BSAFE®%3B-Crypto-J-Multiple-Security-Vulnerabilities