Vulnerability CVE-2018-20743
Published: 2019-01-25

Description:
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.

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Mumble -> Mumble 
Debian -> Debian linux 

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html
https://bugs.debian.org/919249
https://github.com/mumble-voip/mumble/issues/3505
https://github.com/mumble-voip/mumble/pull/3510
https://github.com/mumble-voip/mumble/pull/3512
https://lists.debian.org/debian-lts-announce/2019/02/msg00006.html
https://www.debian.org/security/2019/dsa-4402
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