Veracode Vulnerability DatabaseVERACODE:43795Denial Of Service (DoS)
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
53.3%
matrix_synapse is vulnerable to Denial Of Service (DoS). The vulnerability is due to malicious server ACL events which can impact performance temporarily or permanently, leading to a persistent denial of service (DoS).
References
github.com/advisories/GHSA-5chr-wjw5-3gq4
github.com/matrix-org/synapse/commit/f84da3c32ec74cf054e2fd6d10618aa4997cffaa
github.com/matrix-org/synapse/pull/16360
github.com/matrix-org/synapse/security/advisories/GHSA-5chr-wjw5-3gq4
lists.fedoraproject.org/archives/list/[email protected]/message/KEVRB4MG5UXQ5RLZHSUJXM5GWEBYYS5B/
lists.fedoraproject.org/archives/list/[email protected]/message/N6P4QULVUE254WI7XF2LWWOGHCYVFXFY/
lists.fedoraproject.org/archives/list/[email protected]/message/WRO4MPQ6HOXIUZM6RJP6VTCTMV7RD2T3/
matrix-org.github.io/synapse/latest/admin_api/rooms.html#version-2-new-version
security.gentoo.org/glsa/202401-12
Related
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
53.3%