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cve[email protected]CVE-2018-20743
HistoryJan 25, 2019 - 4:29 p.m.

CVE-2018-20743

2019-01-2516:29:00
CWE-20
web.nvd.nist.gov
664
cve-2018-20743
mumble
security vulnerability
denial of service
remote attack

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.1 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.7%

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.

Affected configurations

NVD
Node
mumblemumbleRange1.2.19
Node
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
CPENameOperatorVersion
mumble:mumblemumblele1.2.19

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.1 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.7%