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ubuntucveUbuntu.comUB:CVE-2019-11779
HistorySep 19, 2019 - 12:00 a.m.

CVE-2019-11779

2019-09-1900:00:00
ubuntu.com
ubuntu.com
7

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

0.28 Low

EPSS

Percentile

96.8%

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.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu19.04noarchmosquitto< 1.5.7-1ubuntu0.1UNKNOWN

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

0.28 Low

EPSS

Percentile

96.8%