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githubGitHub Advisory DatabaseGHSA-V8WM-G9F2-XJV4
HistoryMay 13, 2022 - 1:49 a.m.

Matrix Synapse Security Filtering Flaw

2022-05-1301:49:32
GitHub Advisory Database
github.com
14
matrix synapse
security bug
federation api
event visibility rules

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

51.7%

JSON

The on_get_missing_events function in handlers/federation.py in Matrix Synapse before 0.31.1 has a security bug in the get_missing_events federation API where event visibility rules were not applied correctly.

Affected configurations

Vulners
Node
matrixsynapseRange<0.31.1
VendorProductVersionCPE
matrixsynapse*cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*

Related

openvas 6
prion 1
nvd 1
fedora 4
ubuntucve 1
osv 4
suse 1
cve 1
nessus 4
cvelist 1
debiancve 1
ubuntu 1
openvas
openvas
Fedora Update for matrix-synapse FEDORA-2018-6e759af8fb
2018-06-24 00:00:00
openSUSE: Security Advisory for matrix-synapse (openSUSE-SU-2018:1767-1)
2018-10-26 00:00:00
Fedora Update for python-prometheus_client FEDORA-2018-6e759af8fb
2018-06-24 00:00:00
prion
prion
Design/Logic Flaw
2018-06-13 14:29:00
nvd
nvd
CVE-2018-12291
2018-06-13 14:29:00
fedora
fedora
[SECURITY] Fedora 28 Update: matrix-synapse-0.31.2-1.fc28
2018-06-23 20:48:50
[SECURITY] Fedora 28 Update: python-prometheus_client-0.2.0-1.fc28
2018-06-23 20:48:50
[SECURITY] Fedora 28 Update: matrix-synapse-0.34.0.1-2.fc28
2019-01-23 01:46:10
ubuntucve
ubuntucve
CVE-2018-12291
2018-06-13 00:00:00
osv
osv
CVE-2018-12291
2018-06-13 14:29:00
Matrix Synapse Security Filtering Flaw
2022-05-13 01:49:32
matrix-synapse vulnerabilities
2023-05-16 07:45:08
suse
suse
Security update for matrix-synapse (moderate)
2018-06-20 21:10:38
cve
cve
CVE-2018-12291
2018-06-13 14:29:00
nessus
nessus
openSUSE Security Update : matrix-synapse (openSUSE-2018-654)
2018-06-21 00:00:00
Fedora 28 : matrix-synapse / python-prometheus_client (2018-6e759af8fb)
2019-01-03 00:00:00
openSUSE Security Update : matrix-synapse (openSUSE-2019-475)
2019-03-27 00:00:00
cvelist
cvelist
CVE-2018-12291
2018-06-13 14:00:00
debiancve
debiancve
CVE-2018-12291
2018-06-13 14:29:00
ubuntu
ubuntu
Synapse vulnerabilities
2023-05-16 00:00:00

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.002

Percentile

51.7%

JSON
Related for GHSA-V8WM-G9F2-XJV4
openvas6prion1nvd1fedora4ubuntucve1osv4suse1cve1nessus4cvelist1debiancve1ubuntu1