Vulnerability Monitor

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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.

Published

2019-01-25T16:29:00.260

Last Modified

2024-11-21T04:02:04.497

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mumble	mumble	≤ 1.2.19	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.html ([email protected])
https://bugs.debian.org/919249 Issue Tracking, Mailing List, Third Party Advisory ([email protected])
https://github.com/mumble-voip/mumble/issues/3505 Patch, Third Party Advisory ([email protected])
https://github.com/mumble-voip/mumble/pull/3510 Patch, Third Party Advisory ([email protected])
https://github.com/mumble-voip/mumble/pull/3512 Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2019/02/msg00006.html Third Party Advisory ([email protected])
https://www.debian.org/security/2019/dsa-4402 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.html (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.debian.org/919249 Issue Tracking, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/mumble-voip/mumble/issues/3505 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/mumble-voip/mumble/pull/3510 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/mumble-voip/mumble/pull/3512 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/02/msg00006.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4402 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)