CVE-2019-11778

If an MQTT v5 client connects to Eclipse Mosquitto versions 1.6.0 to 1.6.4 inclusive, sets a last will and testament, sets a will delay interval, sets a session expiry interval, and the will delay interval is set longer than the session expiry interval, then a use after free error occurs, which has the potential to cause a crash in some situations.

CVSS v3 5.4 MEDIUM
CVSS v2.0 5.5 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:N/I:P/A:P

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugs.eclipse.org/bugs/show_bug.cgi?id=551162	Vendor Advisory
https://bugs.eclipse.org/bugs/show_bug.cgi?id=551162	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*

History

21 Nov 2024, 04:21

Type	Values Removed	Values Added
References	~~() https://bugs.eclipse.org/bugs/show_bug.cgi?id=551162 - Vendor Advisory~~	() https://bugs.eclipse.org/bugs/show_bug.cgi?id=551162 - Vendor Advisory

Information

Published : 2019-09-18 23:15

Updated : 2024-11-21 04:21

NVD link : CVE-2019-11778

Mitre link : CVE-2019-11778

CVE.ORG link : CVE-2019-11778

JSON object : View

Products Affected

eclipse

mosquitto

CWE

CWE-416

Use After Free

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