CVE-2019-3739

CVE-2019-3739 is a medium-severity vulnerability in Dell Bsafe Cert-j with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.

Key facts

Description

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.

Frequently asked questions

What is CVE-2019-3739?
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.
How severe is CVE-2019-3739?
CVE-2019-3739 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-3739 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-3739?
CVE-2019-3739 primarily affects Dell Bsafe Cert-j. In total, 39 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-3739?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-3739 published?
CVE-2019-3739 was published on 2019-09-18 and last updated on 2026-06-17.

References

Affected products (39)

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