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CVE-2018-20743

Published: 25 January 2019

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.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
mumble
Launchpad, Ubuntu, Debian
hirsute Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
xenial Needed

jammy Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
kinetic Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
lunar Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
bionic Needed

cosmic Ignored
(end of life)
disco Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
eoan Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
focal Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
groovy Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
impish Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)
trusty Does not exist
(trusty was needs-triage)
upstream
Released (1.3.0~git20190114.9fcc588+dfsg-1)
mantic Not vulnerable
(1.3.0~git20190114.9fcc588+dfsg-1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H