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CVE-2021-31226

CRITICAL

9.8

Description

An issue was discovered in HCC embedded InterNiche 4.0.1. A potential heap buffer overflow exists in the code that parses the HTTP POST request, due to lack of size validation. This vulnerability requires the attacker to send a crafted HTTP POST request with a URI longer than 50 bytes. This leads to a heap overflow in wbs_post() via an strcpy() call.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/19/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

hcc-embedded:interniche

Weaknesses (CWE)

CWE-787

References

https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/(cve@mitre.org)

https://www.kb.cert.org/vuls/id/608209(cve@mitre.org)

https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/(af854a3a-2127-422b-91ae-364da2661108)

https://www.kb.cert.org/vuls/id/608209(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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