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Vulnerability Details : 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.
Vulnerability category: Server-side request forgery (SSRF) Input validation
Published 2021-04-01 13:15:14
Updated 2022-03-31 16:52:28
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-28918

Probability of exploitation activity in the next 30 days: 2.79%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-28918

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
6.4
 MEDIUM AV:N/AC:L/Au:N/C:P/I:P/A:N
10.0
4.9
 [email protected]
9.1
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
3.9
5.2
 [email protected]

CWE ids for CVE-2021-28918

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: [email protected] (Primary)

References for CVE-2021-28918

Products affected by CVE-2021-28918

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