PT-2017-15601 · Cesanta · Mongoose

Published 2017-11-07 · Updated 2022-06-07 · CVE-2017-2893

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cesanta Mongoose version 6.8

Description A NULL pointer dereference issue exists in the MQTT packet parsing functionality. This can be triggered by an MQTT SUBSCRIBE packet, causing a server crash and denial of service. An attacker can exploit this by sending a specially crafted MQTT packet over the network.

Recommendations For Cesanta Mongoose version 6.8, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2017-2893

Affected Products

Mongoose

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2017-0400 · Exploit
• https://security-tracker.debian.org/tracker/CVE-2017-2893 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-2893 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-2893 · Security Note
• https://osv.dev/vulnerability/CVE-2017-2893 · Vendor Advisory