PatchTheCVECVE-2017-18227: TitanHQ WebTitan Gateway has incorrect certificate validation for the TLS interception feature.
CVE-2017-18227 is a high-severity flaw (CVSS 7.5) affecting webtitan gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
TitanHQ WebTitan Gateway has incorrect certificate validation for the TLS interception feature.
Why this priority
- High severity
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.7% (top 47%) |
| CISA exploited list | No |
| Weakness | CWE-295 |
| Published | 2018-03-12 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2017-18227?
webtitan gateway: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2017-18227 being exploited?
CVE-2017-18227 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2017-18227 affect?
CVE-2017-18227 affects webtitan gateway. Severity is high (CVSS 7.5). TitanHQ WebTitan Gateway has incorrect certificate validation for the TLS interception feature.
How urgent is CVE-2017-18227?
Priority 45/100. High severity; Remotely exploitable, no login, no user action