CVE-2018-20743

murmur in Mumble through 1.2.19 before 2018-08-31 mishandles multiple concurrent requests that are persisted in the database, which allows remote attackers to cause a denial of service (daemon hang or crash) via a message flood.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/mumble-voip/mumble/pull/3512	Patch Third Party Advisory
https://github.com/mumble-voip/mumble/pull/3510	Patch Third Party Advisory
https://github.com/mumble-voip/mumble/issues/3505	Patch Third Party Advisory
https://bugs.debian.org/919249	Issue Tracking Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00006.html	Third Party Advisory
https://www.debian.org/security/2019/dsa-4402	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mumble:mumble:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2019-01-25 08:29

Updated : 2019-07-23 11:15

NVD link : CVE-2018-20743

Mitre link : CVE-2018-20743

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

debian

debian_linux

mumble

mumble

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