CVE-2021-28918
critical · 9.1A public exploit / detection template exists
Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →
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.
9.1
CVSS
16.7%
EPSS (exploit prob.)
97th
EPSS percentile
2021-04-01
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weaknesses
CWE-704
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| netmask_project | netmask | <= 1.0.6 |
Check a specific version with /api/v1/cve/match.
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
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2021-28918