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CVE-2021-23339: Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

May 10, 2021

This affects all versions before 10.1.14 and from 10.2.0 to 10.2.4 of package com.typesafe.akka:akka-http-core. It allows multiple Transfer-Encoding headers.

References

  • doc.akka.io/docs/akka-http/10.1/security/2021-02-24-incorrect-handling-of-Transfer-Encoding-header.html
  • github.com/advisories/GHSA-2w7w-2j92-44hx
  • github.com/akka/akka-http/commit/e3a4935151c91cee28e65e6b894dd50839ef9d34
  • github.com/akka/akka-http/pull/3754%23issuecomment-779265201
  • nvd.nist.gov/vuln/detail/CVE-2021-23339
  • snyk.io/vuln/SNYK-JAVA-COMTYPESAFEAKKA-1075043

Code Behaviors & Features

Detect and mitigate CVE-2021-23339 with GitLab Dependency Scanning

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Affected versions

All versions starting from 10.2.0 before 10.2.4, all versions before 10.1.14

Solution

Unfortunately, there is no solution available yet.

Impact 6.5 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

Source file

maven/com.typesafe.akka/akka-http-core/CVE-2021-23339.yml

Spotted a mistake? Edit the file on GitLab.

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