Veracode Vulnerability DatabaseVERACODE:25320Denial Of Service (DoS)
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
mosquitto is vulnerable to denial of service (DoS). The vulnerability exists in Eclipse Mosquitto 1.5.0 to 1.6.5 inclusive, if a malicious MQTT client sends a SUBSCRIBE packet containing a topic that consists of approximately 65400 or more ‘/’ characters, i.e. the topic hierarchy separator, then a stack overflow will occur.
| CPE | Name | Operator | Version |
|---|---|---|---|
| mosquitto:3.10 | eq | 1.6.3-r0 | |
| mosquitto:3.10 | eq | 1.6.3-r0 |
References
lists.opensuse.org/opensuse-security-announce/2019-09/msg00077.html
lists.opensuse.org/opensuse-security-announce/2019-10/msg00008.html
bugs.eclipse.org/bugs/show_bug.cgi?id=551160
lists.debian.org/debian-lts-announce/2019/10/msg00035.html
lists.fedoraproject.org/archives/list/[email protected]/message/D4WMHIM64Q35NGTR6R3ILZUL4MA4ANB5/
lists.fedoraproject.org/archives/list/[email protected]/message/HFWQBNFTAVHPUYNGYO2TCPF5PCSWC2Z7/
lists.fedoraproject.org/archives/list/[email protected]/message/JWNVTFA2CKXERXRYPYE2YFTZP4GNBGYY/
seclists.org/bugtraq/2019/Nov/25
usn.ubuntu.com/4137-1/
www.debian.org/security/2019/dsa-4570
Related
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P