Description
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.
Published: 2021-08-07
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2021-16397 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.
History

No history.

Subscriptions

Fedoraproject Fedora
Golang Go
Oracle Timesten In-memory Database
Redhat Advanced Cluster Security Container Native Virtualization Devtools Enterprise Linux Openshift Openshift Data Foundation Openshift Distributed Tracing Openstack Serverless Service Mesh
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T22:18:03.455Z

Reserved: 2021-04-01T00:00:00.000Z

Link: CVE-2021-29923

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-08-07T17:15:07.067

Modified: 2024-11-21T06:01:59.570

Link: CVE-2021-29923

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-22T00:00:00Z

Links: CVE-2021-29923 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses