Description
An exploitable arbitrary memory read vulnerability exists in the MQTT packet-parsing functionality of Cesanta Mongoose 6.13. It is a heap-based buffer over-read in a parse_mqtt getu16 call. A specially crafted MQTT SUBSCRIBE packet can cause an arbitrary out-of-bounds memory read potentially resulting in information disclosure and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.
Published: 2018-10-28
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Advisories
Source ID Title
EUVD EUVD EUVD-2018-10480 An exploitable arbitrary memory read vulnerability exists in the MQTT packet-parsing functionality of Cesanta Mongoose 6.13. It is a heap-based buffer over-read in a parse_mqtt getu16 call. A specially crafted MQTT SUBSCRIBE packet can cause an arbitrary out-of-bounds memory read potentially resulting in information disclosure and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.
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Cesanta Mongoose
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-09-16T19:05:17.970Z

Reserved: 2018-10-28T00:00:00.000Z

Link: CVE-2018-18764

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2018-10-29T12:29:10.070

Modified: 2024-11-21T03:56:33.327

Link: CVE-2018-18764

cve-icon Redhat

Severity : Low

Publid Date: 2018-10-26T00:00:00Z

Links: CVE-2018-18764 - Bugzilla

cve-icon OpenCVE Enrichment

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Weaknesses