CVE-2018-15387 json
Cisco SD-WAN Solution Certificate Validation Bypass Vulnerability
published 2018-10-05 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-7265
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- cisco sd-wan 17.2.8
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 23 mo ago
Exploit prediction
1.10% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Cisco Cisco SD-WAN Solution
Classification
References
-
tools.cisco.com
/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181003-sd-wan-bypass
vendor-advisory
-
securityfocus.com
/bid/105509
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2018-15387
- NVD CVE-2018-15387
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