Vulnerabilities (CVE)

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CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-32714 1 Hyper 1 Hyper 2021-07-22 6.4 MEDIUM 9.1 CRITICAL
hyper is an HTTP library for Rust. In versions prior to 0.14.10, hyper's HTTP server and client code had a flaw that could trigger an integer overflow when decoding chunk sizes that are too big. This allows possible data loss, or if combined with an upstream HTTP proxy that allows chunk sizes larger than hyper does, can result in "request smuggling" or "desync attacks." The vulnerability is patched in version 0.14.10. Two possible workarounds exist. One may reject requests manually that contain a `Transfer-Encoding` header or ensure any upstream proxy rejects `Transfer-Encoding` chunk sizes greater than what fits in 64-bit unsigned integers.
CVE-2020-35863 1 Hyper 1 Hyper 2021-07-21 7.5 HIGH 9.8 CRITICAL
An issue was discovered in the hyper crate before 0.12.34 for Rust. HTTP request smuggling can occur. Remote code execution can occur in certain situations with an HTTP server on the loopback interface.
CVE-2019-25009 1 Hyper 1 Http 2021-01-06 7.5 HIGH 9.8 CRITICAL
An issue was discovered in the http crate before 0.1.20 for Rust. The HeaderMap::Drain API can use a raw pointer, defeating soundness.