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rust-hyper vulnerabilities

Vulnerabilities published for rust-hyper in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerabilities: 5

  1. CVE-2021-32715

    Low · CVSS 3.1EPSS 1.13%Fix available

    Lenient Parsing of Content-Length Header When Prefixed with Plus Sign

    hyper is an HTTP library for rust. hyper's HTTP/1 server code had a flaw that incorrectly parses and accepts requests with a `Content-Length` header with a prefixed plus sign, when it should have been rejected as illegal. This combined with an upstream HTTP proxy that doesn't parse such `Content-Length` headers, but forwards them, can result in "request smuggling" or "desync attacks". The flaw exists in all prior versions of hyper prior to 0.14.10, if built with `rustc` v1.5.0 or newer. The vulnerability is patched in hyper version 0.14.10. Two workarounds exist: One may reject requests manually that contain a plus sign prefix in the `Content

    • Update to 0.14.19-1
    Published Updated
  2. CVE-2021-32714

    Medium · CVSS 5.9EPSS 1.16%Fix available

    Integer Overflow in Chunked Transfer-Encoding

    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.

    • Update to 0.14.19-1
    Published Updated
  3. CVE-2021-21299

    Medium · CVSS 4.8EPSS 4.73%Fix available

    Multiple Transfer-Encoding headers misinterprets request payload

    hyper is an open-source HTTP library for Rust (crates.io). In hyper from version 0.12.0 and before versions 0.13.10 and 0.14.3 there is a vulnerability that can enable a request smuggling attack. The HTTP server code had a flaw that incorrectly understands some requests with multiple transfer-encoding headers to have a chunked payload, when it should have been rejected as illegal. This combined with an upstream HTTP proxy that understands the request payload boundary differently can result in "request smuggling" or "desync attacks". To determine if vulnerable, all these things must be true: 1) Using hyper as an HTTP server (the client is not

    • Update to 0.14.19-1
    Published Updated

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