QID 983112

QID 983112: Java (maven) Security Update for io.ktor:ktor-server-cio (GHSA-xrr9-rh8p-433v)

Security update has been released for io.ktor:ktor-client-cio,io.ktor:ktor-server-cio to fix the vulnerability.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle alone \n as a headers separator.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    https://github.com/ktorio/ktor/pull/1547Workaround:
    None except migrating to a better proxy.
    Vendor References

    CVEs related to QID 983112

    CVE-2020-5207 |
    Software Advisories
    Advisory ID Software Component Link
    GHSA-xrr9-rh8p-433v io.ktor:ktor-client-cio URL Logo github.com/advisories/GHSA-xrr9-rh8p-433v
    GHSA-xrr9-rh8p-433v io.ktor:ktor-server-cio URL Logo github.com/advisories/GHSA-xrr9-rh8p-433v
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