CVE-2017-2892 — CRITICAL (9.8)

Vulnerability Description

An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT packet can cause an arbitrary out-of-bounds memory read and write potentially resulting in information disclosure, denial of service and remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cesanta	Mongoose	6.8

Related Weaknesses (CWE)

CWE-190

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0399Technical DescriptionThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0399Technical DescriptionThird Party Advisory

FAQ

What is CVE-2017-2892?

CVE-2017-2892 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT packet can cause an arbitrary out-of-bounds memory ...

How severe is CVE-2017-2892?

CVE-2017-2892 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-2892?

Check the references section above for vendor advisories and patch information. Affected products include: Cesanta Mongoose.