Modified
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Current Description
The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients.
Source:
MITRE
Description Last Modified:
06/05/2018
View Analysis Description
Analysis Description
The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients.
Source:
MITRE
Description Last Modified:
06/05/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
5.3 MEDIUM
Vector:
AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
(V3 legend)
Impact Score:
3.6
Exploitability Score:
1.6
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
3.5 LOW
Vector:
(AV:N/AC:M/Au:S/C:N/I:N/A:P)
(V2 legend)
Impact Subscore:
2.9
Exploitability Subscore:
6.8
Access Vector (AV):
Network
Access Complexity (AC):
Medium
Authentication (AU):
Single
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Partial
Additional Information:
Allows disruption of service
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Change History
4 change records found
- show changes
CVE Modified by MITRE -
10/26/2018 6:29:01 AM
Action |
Type |
Old Value |
New Value |
Added |
Reference |
|
https://www.debian.org/security/2018/dsa-4325 [No Types Assigned] |
CVE Modified by MITRE -
10/24/2018 6:29:00 PM
Action |
Type |
Old Value |
New Value |
Added |
Reference |
|
http://docs.oasis-open.org/mqtt/disallowed-chars/v1.0/disallowed-chars-v1.0.pdf [No Types Assigned] |
CVE Modified by MITRE -
9/29/2018 6:29:00 AM
Action |
Type |
Old Value |
New Value |
Added |
Reference |
|
https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html [No Types Assigned] |
Initial Analysis -
7/13/2018 11:05:08 AM
Action |
Type |
Old Value |
New Value |
Added |
CPE Configuration |
|
OR
*cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:* versions up to (including) 1.4.15 |
Added |
CVSS V2 |
|
(AV:N/AC:M/Au:S/C:N/I:N/A:P) |
Added |
CVSS V3 |
|
AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
Added |
CWE |
|
CWE-20 |
Changed |
Reference Type |
https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113 No Types Assigned |
https://bugs.eclipse.org/bugs/show_bug.cgi?id=532113 Issue Tracking, Third Party Advisory |