CVE-2018-11070 Weak cryptography in RSA BSAFE Crypto-J

Medium 5.9 Published Updated

A remote attacker can recover RSA keys via a timing channel attack in RSA BSAFE libraries, compromising encrypted data confidentiality.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-11070?

CVE-2018-11070 is a medium-severity vulnerability in Dell EMC RSA BSAFE Crypto-J, published on 11 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

RSA BSAFE Crypto-J versions prior to 6.2.4 and RSA BSAFE SSL-J versions prior to 6.2.4 contain a Covert Timing Channel vulnerability during PKCS #1 unpadding operations, also known as a Bleichenbacher attack. A remote attacker may be able to recover a RSA key.

Weakness: CWE-327

Which versions are affected by CVE-2018-11070?

It affects 2 products.

Products include Dell Bsafe Crypto-J, Dell Rsa Bsafe Ssl-J.

How do I fix CVE-2018-11070?

No fix has been published for CVE-2018-11070 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-11070 being exploited?

There is no known exploitation of CVE-2018-11070 in the wild and no public exploit code.

Sources

Also known as GHSA-92wr-j974-xw8j.

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