CVE-2019-3740 json
RSA BSAFE Crypto-J versions prior to 6.2.5 are vulnerable to an Information Exposure Through Timing Discrepancy vulnerabilities during DSA…
published 7y ago modified last mo. also EUVD-2019-13375
- cvss
- 6.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.9%
- EPSS 3.9% chance of exploitation in 30 days, percentile 90%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- dell bsafe_crypto-j 6.2.5
- oracle global_lifecycle_management_opatch 12.2.0.1.22
- oracle goldengate 19.1.0.0.0.210420
- oracle.com/security-alerts/cpujul2020.html advisory
- oracle.com/security-alerts/cpuoct2020.html advisory
- oracle.com/security-alerts/cpuApr2021.html advisory
- oracle.com//security-alerts/cpujul2021.html advisory
- oracle.com/security-alerts/cpuoct2021.html advisory
- oracle.com/security-alerts/cpuapr2022.html advisory
Is CVE-2019-3740 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last mo.
Exploit prediction
3.89% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- Dell RSA BSAFE Crypto-J
Classification
- Weakness
- Technology feeds
References
-
oracle.com
/security-alerts/cpujul2020.html
patch, third-party-advisory
-
oracle.com
/security-alerts/cpuoct2020.html
patch, third-party-advisory
-
oracle.com
/security-alerts/cpuApr2021.html
patch, third-party-advisory
-
oracle.com
//security-alerts/cpujul2021.html
patch, third-party-advisory
-
oracle.com
/security-alerts/cpuoct2021.html
patch, third-party-advisory
-
oracle.com
/security-alerts/cpuapr2022.html
patch, third-party-advisory
- dell.com /support/security/en-us/details/DOC-106556/DSA-2019-094-RSA-BSAFE®%3B-Crypto-J-Multiple-Security-Vulnerabi
Sources
- CVE List CVE-2019-3740
- NVD CVE-2019-3740
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.