CVE-2019-20455
MEDIUMCVSS 5.9/10EPSS 0.98%
Last modified
CVE-2019-20455 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. Gateways/Gateway.php in Heartland & Global Payments PHP SDK before 2.0.0 does not enforce SSL certificate validations.. EPSS estimates a 0.98% chance of exploitation in the next 30 days.
Description
Gateways/Gateway.php in Heartland & Global Payments PHP SDK before 2.0.0 does not enforce SSL certificate validations.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Globalpayments | Php Sdk | < 2.0.0 |
References
- https://github.com/globalpayments/php-sdk/compare/1.3.3...2.0.0Patch, Release Notes, Third Party Advisory
- https://github.com/globalpayments/php-sdk/pull/8Exploit, Third Party Advisory
- https://github.com/globalpayments/php-sdk/releases/tag/2.0.0Release Notes, Third Party Advisory
- https://winterdragon.ca/global-payments-vulnerability/Exploit, Patch, Third Party Advisory, URL Repurposed
- https://github.com/globalpayments/php-sdk/compare/1.3.3...2.0.0Patch, Release Notes, Third Party Advisory
- https://github.com/globalpayments/php-sdk/pull/8Exploit, Third Party Advisory
- https://github.com/globalpayments/php-sdk/releases/tag/2.0.0Release Notes, Third Party Advisory
- https://winterdragon.ca/global-payments-vulnerability/Exploit, Patch, Third Party Advisory, URL Repurposed
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-20455?
Gateways/Gateway.php in Heartland & Global Payments PHP SDK before 2.0.0 does not enforce SSL certificate validations.
How severe is CVE-2019-20455?
CVE-2019-20455 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.
How do I fix CVE-2019-20455?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-20455?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST