VULNERABILITY INTELLIGENCE

CVE-2020-25927

CVSS score7.5 HIGH

EPSS probability2.27%

CISA KEVNot currently listed

Published2021-08-18

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

nvd@nist.gov: CWE-125

Primary references

cve@mitre.org — Broken Link
cve@mitre.org — Mitigation, Third Party Advisory
cve@mitre.org — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Broken Link
af854a3a-2127-422b-91ae-364da2661108 — Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource