CVE-2019-14809 Affecting golang package, versions <0:1.9.4-3.amzn2.0.3


Severity

Recommended
medium

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
3.74% (93rd percentile)

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  • Snyk IDSNYK-AMZN2-GOLANG-1674383
  • published27 Sept 2021
  • disclosed13 Aug 2019

Introduced: 13 Aug 2019

CVE-2019-14809  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 golang to version 0:1.9.4-3.amzn2.0.3 or higher.
This issue was patched in ALAS2-2019-1309.

NVD Description

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

net/url in Go before 1.11.13 and 1.12.x before 1.12.8 mishandles malformed hosts in URLs, leading to an authorization bypass in some applications. This is related to a Host field with a suffix appearing in neither Hostname() nor Port(), and is related to a non-numeric port number. For example, an attacker can compose a crafted javascript:// URL that results in a hostname of google.com.