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7.5
CVSSv3

CVE-2018-20743

Published: 25/01/2019 Updated: 23/07/2019
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

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

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mumble mumble

debian debian linux 9.0

debian debian linux 8.0

Vendor Advisories

Debian CVElist Bug Report Logs: mumble: CVE-2018-20743: instability and crash due to crafted message flooding
Debian Bug report logs - #919249 mumble: CVE-2018-20743: instability and crash due to crafted message flooding Package: mumble; Maintainer for mumble is Christopher Knadle <ChrisKnadle@coredumpus>; Source for mumble is src:mumble (PTS, buildd, popcon) Reported by: Chris Knadle <ChrisKnadle@coredumpus> Date: Mon, ...
Debian Security Advisories: DSA-4402-1 mumble -- security update
It was discovered that insufficient restrictions in the connection handling of Mumble, a low latency encrypted VoIP client, could result in denial of service For the stable distribution (stretch), this problem has been fixed in version 1218-1+deb9u1 We recommend that you upgrade your mumble packages For the detailed security status of mumble ...

References

CWE-20https://github.com/mumble-voip/mumble/pull/3512https://github.com/mumble-voip/mumble/pull/3510https://github.com/mumble-voip/mumble/issues/3505https://bugs.debian.org/919249https://lists.debian.org/debian-lts-announce/2019/02/msg00006.htmlhttps://www.debian.org/security/2019/dsa-4402http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.htmlhttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=919249https://nvd.nist.govhttps://www.debian.org/security/2019/dsa-4402
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
encryptionCVE-2024-4331CVE-2024-26925arbitrary codeCVE-2006-4304CVE-2024-25458CVE-2024-27077reflected XSSCVE-2024-4059
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