CVE-2019-3740 Information disclosure in RSA BSAFE Crypto-J
A timing side-channel in DSA key generation allows remote attackers to recover private keys, impacting users of the RSA BSAFE Crypto-J library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-3740?
CVE-2019-3740 is a medium-severity vulnerability in Oracle Communications Unified Inventory Management, published on 18 Sep 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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.
Which versions are affected by CVE-2019-3740?
It affects 18 products.
Products include Dell Bsafe Cert-J, Dell Bsafe Crypto-J, Dell Bsafe Ssl-J, Oracle Application Performance Management, Oracle Communications Network Integrity, Oracle Communications Unified Inventory Management and 12 more.
How do I fix CVE-2019-3740?
No fix has been published for CVE-2019-3740 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-3740 being exploited?
There is no known exploitation of CVE-2019-3740 in the wild and no public exploit code.
Other vulnerabilities in Oracle Communications Unified Inventory Management
- CVE-2019-3738 Weak cryptography in RSA BSAFE Crypto-J
- CVE-2019-3739 Information disclosure in RSA BSAFE Crypto-J
All Oracle Communications Unified Inventory Management vulnerabilities
Sources
Also known as GHSA-7mmw-x6rm-hmr8.