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MEDIUM · 5.9

CVE-2018-16870

It was found that wolfssl before 3.15.7 is vulnerable to a new variant of the Bleichenbacher attack to perform downgrade attacks against TLS. This may lead to leakage of sensible data.

Vulnerability Description

It was found that wolfssl before 3.15.7 is vulnerable to a new variant of the Bleichenbacher attack to perform downgrade attacks against TLS. This may lead to leakage of sensible data.

CVSS Score

5.9

MEDIUM

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
WolfsslWolfssl< 3.15.7

Related Weaknesses (CWE)

CWE-310CWE-200

References

FAQ

What is CVE-2018-16870?

CVE-2018-16870 is a vulnerability with a CVSS score of 5.9 (MEDIUM). It was found that wolfssl before 3.15.7 is vulnerable to a new variant of the Bleichenbacher attack to perform downgrade attacks against TLS. This may lead to leakage of sensible data.

How severe is CVE-2018-16870?

CVE-2018-16870 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-16870?

Check the references section above for vendor advisories and patch information. Affected products include: Wolfssl Wolfssl.