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Vulnerability Details :

CVE-2018-12423

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-14 Jun, 2018 | 21:00
Updated At-16 Sep, 2024 | 18:24
Rejected At-
Credits

In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:14 Jun, 2018 | 21:00
Updated At:16 Sep, 2024 | 18:24
Rejected At:
▼CVE Numbering Authority (CNA)

In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.

Affected Products
Vendor
n/a
Product
n/a
Versions
Affected
  • n/a
Problem Types
TypeCWE IDDescription
textN/An/a
Type: text
CWE ID: N/A
Description: n/a
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/
x_refsource_MISC
https://github.com/matrix-org/matrix-doc/issues/1304
x_refsource_MISC
https://bugs.debian.org/901549
x_refsource_MISC
Hyperlink: https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/
Resource:
x_refsource_MISC
Hyperlink: https://github.com/matrix-org/matrix-doc/issues/1304
Resource:
x_refsource_MISC
Hyperlink: https://bugs.debian.org/901549
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/
x_refsource_MISC
x_transferred
https://github.com/matrix-org/matrix-doc/issues/1304
x_refsource_MISC
x_transferred
https://bugs.debian.org/901549
x_refsource_MISC
x_transferred
Hyperlink: https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/matrix-org/matrix-doc/issues/1304
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://bugs.debian.org/901549
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:14 Jun, 2018 | 21:29
Updated At:03 Oct, 2019 | 00:03

In Synapse before 0.31.2, unauthorised users can hijack rooms when there is no m.room.power_levels event in force.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.07.5HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary2.05.0MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.0
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 5.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:N/I:P/A:N
CPE Matches
The Matrix.org Foundation
matrix
>>synapse>>Versions before 0.31.2(exclusive)
cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugs.debian.org/901549cve@mitre.org
Mailing List
Third Party Advisory
https://github.com/matrix-org/matrix-doc/issues/1304cve@mitre.org
Third Party Advisory
https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/cve@mitre.org
Vendor Advisory
Hyperlink: https://bugs.debian.org/901549
Source: cve@mitre.org
Resource:
Mailing List
Third Party Advisory
Hyperlink: https://github.com/matrix-org/matrix-doc/issues/1304
Source: cve@mitre.org
Resource:
Third Party Advisory
Hyperlink: https://matrix.org/blog/2018/06/14/security-update-synapse-0-31-2/
Source: cve@mitre.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2019-5885
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-7.5||HIGH
EPSS-0.80% / 73.11%
||
7 Day CHG~0.00%
Published-19 Mar, 2019 | 17:59
Updated-04 Aug, 2024 | 20:09
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Matrix Synapse before 0.34.0.1, when the macaroon_secret_key authentication parameter is not set, uses a predictable value to derive a secret key and other secrets which could allow remote attackers to impersonate users.

Action-Not Available
Vendor-n/aThe Matrix.org FoundationFedora Project
Product-fedorasynapsen/a
CWE ID-CWE-330
Use of Insufficiently Random Values
Details not found