CVE-2020-25927

HIGH
7.5
CVSS Score
Published: August 18, 2021 at 06:37 PM UTC
Updated: June 17, 2026 at 03:07 AM UTC
1 product affected across 1 vendorNichestack TCP /ip

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

Description

The DNS feature in InterNiche NicheStack TCP/IP 4.0.1 is affected by: Out-of-bounds Read. The impact is: a denial of service (remote). The component is: DNS response processing in function: dns_upcall(). The attack vector is: a specific DNS response packet. The code does not check whether the number of queries/responses specified in the DNS packet header corresponds to the query/response data available in the DNS packet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

Third Party Advisoryx_refsource_CERT-VNx_refsource_MISCUS Government Resource
https://www.kb.cert.org/vuls/id/608209

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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