Improper Input Validation Affecting golang-misc package, versions <0:1.16.15-1.amzn2.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.02% (3rd percentile)

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  • Snyk IDSNYK-AMZN2-GOLANGMISC-9727084
  • published17 Apr 2025
  • disclosed2 Aug 2021

Introduced: 2 Aug 2021

CVE-2021-33197  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 golang-misc to version 0:1.16.15-1.amzn2.0.1 or higher.
This issue was patched in ALAS2-2022-1811.

NVD Description

Note: Versions mentioned in the description apply only to the upstream golang-misc package and not the golang-misc package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

In Go before 1.15.13 and 1.16.x before 1.16.5, some configurations of ReverseProxy (from net/http/httputil) result in a situation where an attacker is able to drop arbitrary headers.

CVSS Base Scores

version 3.1