Improper Input Validation Affecting golang package, versions <0:1.15.14-2.module+el8.4.0+12542+e3fec473


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.23% (62nd percentile)

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  • Snyk IDSNYK-CENTOS8-GOLANG-2119188
  • published17 Aug 2021
  • disclosed22 Mar 2021

Introduced: 22 Mar 2021

CVE-2021-29923  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Centos:8 golang to version 0:1.15.14-2.module+el8.4.0+12542+e3fec473 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream golang package and not the golang package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

Go before 1.17 does not properly consider extraneous zero characters at the beginning of an IP address octet, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation. This affects net.ParseIP and net.ParseCIDR.

CVSS Scores

version 3.1