CVE-2017-2921

CRITICAL

9.8

Description

An exploitable memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause an integer overflow, leading to a heap buffer overflow and resulting in denial of service and potential remote code execution. An attacker needs to send a specially crafted websocket packet over network to trigger this vulnerability.

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

Published11/7/2017

Last Modified4/20/2025

Sourcenvd

Honeypot Sightings0

Affected Products

cesanta:mongoose

Weaknesses (CWE)

CWE-190

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0428(talos-cna@cisco.com)

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0428(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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