cbcvebase.
CVE-2018-10657
published 2018-05-02

CVE-2018-10657: Matrix Synapse before 0.28.1 is prone to a denial of service flaw where malicious events injected with depth = 2^63 - 1 render rooms unusable, related to…

high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
ITW
Exploited in the wild
Matrix Synapse before 0.28.1 is prone to a denial of service flaw where malicious events injected with depth = 2^63 - 1 render rooms unusable, related to federation/federation_base.py and handlers/message.py, as exploited in the wild in April 2018.

Affected

2 ranges
VendorProductVersion rangeFixed in
debianmatrix-synapse< matrix-synapse 0.28.1+dfsg-1 (forky)matrix-synapse 0.28.1+dfsg-1 (forky)
matrixsynapse< 0.28.10.28.1

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH
vulncheck7.5HIGH