Netmask NPM Package SSRF Vulnerability CVE-2021-28918 Scanner

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Netmask NPM Package SSRF Vulnerability CVE-2021-28918 Scanner Detail

There is a server side request forgery (SSRF) vulnerability in Netmask NPM Package.

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.

Some Advice for Common Problems

  • You need to apply related fixes.
  • Sanitize all parameters received as input from the user.

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