Skip to main content
← All vulnerabilities
CVE-2021-28918GHSA-PCH5-WHG9-QR2RGHSA-4C7M-WXVM-R7GC

Improper input validation of octal strings in netmask npm package v1.0.6 and below allows unauthenticated remote attackers to perform indete

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.0.1, 1.1.0
1 Nuclei template

Summary

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.

Timeline

  1. CVE published
  2. Record last updated
  3. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • n/a n/a

    Version range not reported

  • netmasknpm

    fixed in 2.0.1

  • netmasknpm

    fixed in 1.1.0

References 8

npmjs.com

GitHub · rs/node-netmask

bleepingcomputer.com

GitHub Advisory Database

GitHub · sickcodes/security

security.netapp.com

rootdaemon.com

GitHub · projectdiscovery/nuclei-templates