VulnerabilityModified
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.
HIGH 7.5EPSS 3.62%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.62%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 3.62% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- mumble/mumble · debian/debian linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.html
- https://bugs.debian.org/919249Issue Tracking, Mailing List, Third Party Advisory
- https://github.com/mumble-voip/mumble/issues/3505Patch, Third Party Advisory
- https://github.com/mumble-voip/mumble/pull/3510Patch, Third Party Advisory
- https://github.com/mumble-voip/mumble/pull/3512Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00006.htmlThird Party Advisory
- https://www.debian.org/security/2019/dsa-4402Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00058.html
- https://bugs.debian.org/919249Issue Tracking, Mailing List, Third Party Advisory
- https://github.com/mumble-voip/mumble/issues/3505Patch, Third Party Advisory
- https://github.com/mumble-voip/mumble/pull/3510Patch, Third Party Advisory
- https://github.com/mumble-voip/mumble/pull/3512Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00006.htmlThird Party Advisory
- https://www.debian.org/security/2019/dsa-4402Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.