CVE-2018-12331
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2...
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2.68 allows a man-in-the-middle attacker to compromise authentication keys and configurations via IP spoofing during "Easy Enrollment."
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
7.4
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2.68 allows a man-in-the-middle attacker to compromise authentication keys and configurations via IP spoofing during "Easy Enrollment."
- Record
CVE-2018-12331- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-290
- Updated
- 2026-11-02
CVE List No score
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2.68 allows a man-in-the-middle attacker to compromise authentication keys and configurations via IP spoofing during "Easy Enrollment."
- Record
CVE-2018-12331- Updated
- 2026-11-02
EUVDEUVD-2018-4305 No score
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2.68 allows a man-in-the-middle attacker to compromise authentication keys and configurations via IP spoofing during "Easy Enrollment."
- Record
EUVD-2018-4305- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-735v-x99q-vq7w
7.4
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2...
Authentication Bypass by Spoofing vulnerability in ECOS System Management Appliance (aka SMA) 5.2.68 allows a man-in-the-middle attacker to compromise authentication keys and configurations via IP spoofing during "Easy Enrollment."
- Record
GHSA-735v-x99q-vq7w- CVSS 3.0
- 7.4 High
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-290
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-12331 is a high vulnerability (CVSS 7.4) in Ecos System Management Appliance, published June 17, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.94%, the 60th percentile. No source names a fixed version.