CVE-2021-31718
HIGH
8.8
CVSS Score
Published: April 25, 2021 at 06:35 PM UTC
Updated: June 17, 2026 at 03:52 AM UTC
1 product affected across 1 vendorNpupnp
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Severity
HIGH8.8
Exploit prediction
EPSS 1.0%
Description
The server in npupnp before 4.1.4 is affected by DNS rebinding in the embedded web server (including UPnP SOAP and GENA endpoints), leading to remote code execution.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 4.1.4
Affected range stops below 4.1.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
x_refsource_MISCMailing ListThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2021/04/25/2x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.lesbonscomptes.com/upmpdcli/npupnp-doc/libnpupnp.htmlCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-346
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