Vulnerability Description
The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This (in some situations) allows attackers to bypass access control that is based on IP addresses. NOTE: this issue exists because of an incomplete fix for CVE-2021-28918.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Netmask Project | Netmask | < 2.0.1 |
Related Weaknesses (CWE)
References
- https://github.com/rs/node-netmask/commit/3f19a056c4eb808ea4a29f234274c67bc5a848PatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20210604-0001/Third Party Advisory
- https://vuln.ryotak.me/advisories/6Third Party Advisory
- https://github.com/rs/node-netmask/commit/3f19a056c4eb808ea4a29f234274c67bc5a848PatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20210604-0001/Third Party Advisory
- https://vuln.ryotak.me/advisories/6Third Party Advisory
FAQ
What is CVE-2021-29418?
CVE-2021-29418 is a vulnerability with a CVSS score of 5.3 (MEDIUM). The netmask package before 2.0.1 for Node.js mishandles certain unexpected characters in an IP address string, such as an octal digit of 9. This (in some situations) allows attackers to bypass access ...
How severe is CVE-2021-29418?
CVE-2021-29418 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-29418?
Check the references section above for vendor advisories and patch information. Affected products include: Netmask Project Netmask.