CVE-2021-28918

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
VendorProductVersion
netmask_projectnetmask
𝑥
≤ 1.0.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/advisories/GHSA-pch5-whg9-qr2r
https://github.com/rs/node-netmask
https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-011.md
https://rootdaemon.com/2021/03/29/vulnerability-in-netmask-npm-package-affects-280000-projects/
https://security.netapp.com/advisory/ntap-20210528-0010/
https://www.bleepingcomputer.com/news/security/critical-netmask-networking-bug-impacts-thousands-of-applications/
https://www.npmjs.com/package/netmask
https://github.com/advisories/GHSA-pch5-whg9-qr2r
https://github.com/rs/node-netmask
https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-011.md
https://rootdaemon.com/2021/03/29/vulnerability-in-netmask-npm-package-affects-280000-projects/
https://security.netapp.com/advisory/ntap-20210528-0010/
https://www.bleepingcomputer.com/news/security/critical-netmask-networking-bug-impacts-thousands-of-applications/
https://www.npmjs.com/package/netmask