CVE-2018-11070

low-risk

Published 2018-09-11

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.

Do I need to act?

0.33% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.9/10 Medium

NETWORK / HIGH complexity

Affected Products (2)

Bsafe Crypto-J

Rsa Bsafe Ssl-J

Affected Vendors

Dell

References (6)

Third Party Advisory http://www.securitytracker.com/id/1041614

Third Party Advisory http://www.securitytracker.com/id/1041615

Mailing List https://seclists.org/fulldisclosure/2018/Sep/7

Third Party Advisory http://www.securitytracker.com/id/1041614

Third Party Advisory http://www.securitytracker.com/id/1041615

Mailing List https://seclists.org/fulldisclosure/2018/Sep/7

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 7/34 · Low