CRITICAL · 9.8

CVE-2018-15387

A vulnerability in the Cisco SD-WAN Solution could allow an unauthenticated, remote attacker to bypass certificate validation on an affected device. The vulnerability is due to improper certificate va...

Vulnerability Description

A vulnerability in the Cisco SD-WAN Solution could allow an unauthenticated, remote attacker to bypass certificate validation on an affected device. The vulnerability is due to improper certificate validation. An attacker could exploit this vulnerability by supplying a system image signed with a crafted certificate to an affected device, bypassing the certificate validation. An exploit could allow an attacker to deploy a crafted system image.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
CiscoSd-Wan>= 17.2.0, < 17.2.8

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-15387?

CVE-2018-15387 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability in the Cisco SD-WAN Solution could allow an unauthenticated, remote attacker to bypass certificate validation on an affected device. The vulnerability is due to improper certificate va...

How severe is CVE-2018-15387?

CVE-2018-15387 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-15387?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Sd-Wan.