CVE-2021-28918

nodejs-netmask: improper input validation of octal input data

Published Apr 1, 2021 CVSS 3.1 · 9.1 Critical EPSS 15.0% KEV · Not listed
Description
Improper input validation of octal strings in netmask npm package v1.0.6 and below allows unauthenticated remote attackers to perform indeterminate SSRF, RFI, and LFI attacks on many of the dependent packages. A remote unauthenticated attacker can bypass packages relying on netmask to filter IPs and reach critical VPN or LAN hosts.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-4c7m-wxvm-r7gc Improper parsing of octal bytes in netmask
History
Type Values Removed Values Added
CPEs cpe:/a:redhat:acm:2.2::el7
Type Values Removed Values Added
CPEs cpe:/a:redhat:acm:2.2::el7
cpe:/a:redhat:acm:2.2::el8
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 3, 2024, 9:55 PM
Reserved
Mar 19, 2021, 12:00 AM
Status
Modified
Published
Apr 1, 2021, 1:15 PM
Modified
Jun 17, 2026, 3:47 AM
Severity
Important
Public date
Mar 29, 2021, 12:00 AM