Critical severity · published Oct 5, 2018
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
9.8
CVSS
1.1%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SD
Sd-wan · Cisco
17.2.0 before 17.2.8; 18.3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-15387
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-15387
Third Party Advisory
http://www.securityfocus.com/bid/105509
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-sd-wan-bypass
More from Sd-wan
7.8
CVE-2022-20775
Cisco SD-WAN Software Privilege Escalation Vulnerability
9.9
CVE-2020-3374
A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to bypass authorization, enabling them to…
9.8
CVE-2020-3375
A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected device
8.8
CVE-2019-1624
A vulnerability in the vManage web-based UI (Web UI) in the Cisco SD-WAN Solution could allow an authenticated, remote attacker to inject arbitrary commands that are executed with…
8.8
CVE-2019-1650
Cisco SD-WAN Solution Arbitrary File Overwrite Vulnerability