CVE-2021-27191
HIGH
7.5
CVSS Score
Published: February 11, 2021 at 04:21 PM UTC
Updated: June 17, 2026 at 03:44 AM UTC
1 product affected across 1 vendorGet IP Range
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
Description
The get-ip-range package before 4.0.0 for Node.js is vulnerable to denial of service (DoS) if the range is untrusted input. An attacker could send a large range (such as 128.0.0.0/1) that causes resource exhaustion.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.0.0
Affected range stops below 4.0.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://advisory.checkmarx.net/advisory/CX-2021-4304x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/JoeScho/get-ip-range/commit/98ca22b815c77273cbab259811ab0976118e13b6x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20210319-0002/x_refsource_MISCProductThird Party Advisory
Source: [email protected]
https://www.npmjs.com/package/get-ip-rangeCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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