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CVE-2018-8777 is a high severity vulnerability with a CVSS score of 7.5. No known exploits currently, and patches are available.
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Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker can pass a large HTTP request with a crafted header to WEBrick server or a crafted body to WEBrick server/handler and cause a denial of service (memory consumption).
| Vendor | Product |
|---|---|
| Debian | Debian Linux |
| Redhat | Enterprise Linux |
| Canonical | Ubuntu Linux |
| Ruby Lang | Ruby |