CVE-2015-5738

Description

The RSA-CRT implementation in the Cavium Software Development Kit (SDK) 2.x, when used on OCTEON II CN6xxx Hardware on Linux to support TLS with Perfect Forward Secrecy (PFS), makes it easier for remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.51%
Third-Party Advisory redhat.com Third-Party Advisory f5.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://people.redhat.com/~fweimer/rsa-crt-leaks.pdf third party advisory technical description
https://support.f5.com/kb/en-us/solutions/public/k/91/sol91245485.html third party advisory
http://fortiguard.com/advisory/rsa-crt-key-leak-under-certain-conditions broken link

Frequently Asked Questions

What is the severity of CVE-2015-5738?
CVE-2015-5738 has been scored as a high severity vulnerability.
How to fix CVE-2015-5738?
To fix CVE-2015-5738, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-5738 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-5738 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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