CVE-2019-3740

Bsafe Cert J vulnerability

CVSS

6.5

EPSS

3.8%

EPSS pct

89th

Exploited

No known

RSA BSAFE Crypto-J versions prior to 6.2.5 are vulnerable to an Information Exposure Through Timing Discrepancy vulnerabilities during DSA key generation. A malicious remote attacker could potentially exploit those vulnerabilities to recover DSA keys.

Affected vendor

Dell

Affected product

Bsafe Cert J

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness type (CWE)

Published

2019-09-18

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2019-3740

Confirm whether Dell Bsafe Cert J is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2019-3740.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2019-3740

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2019-3740 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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