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  5. CVE-2021-31525

CVE-2021-31525: Uncontrolled Recursion

May 24, 2022 (updated February 24, 2023)

net/http in Go before 1.15.12 and 1.16.x before 1.16.4 allows remote attackers to cause a denial of service (panic) via a large header to ReadRequest or ReadResponse. Server, Transport, and Client can each be affected in some configurations.

References

  • github.com/advisories/GHSA-h86h-8ppg-mxmh
  • github.com/golang/go/issues/45710
  • go.dev/cl/313069
  • go.dev/issue/45710
  • go.googlesource.com/net/+/89ef3d95e781148a0951956029c92a211477f7f9
  • groups.google.com/g/golang-announce/c/cu9SP4eSXMc
  • lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ISRZZ6NY5R2TBYE72KZFOCO25TEUQTBF/
  • nvd.nist.gov/vuln/detail/CVE-2021-31525
  • pkg.go.dev/vuln/GO-2022-0236
  • security.gentoo.org/glsa/202208-02

Code Behaviors & Features

Detect and mitigate CVE-2021-31525 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 0.0.0-20210428140749-89ef3d95e781

Fixed versions

  • 0.0.0-20210428140749-89ef3d95e781

Solution

Upgrade to version 0.0.0-20210428140749-89ef3d95e781 or above.

Impact 5.9 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-674: Uncontrolled Recursion

Source file

go/golang.org/x/net/CVE-2021-31525.yml

Spotted a mistake? Edit the file on GitLab.

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