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Vulnerability Details :

CVE-2018-12291

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-13 Jun, 2018 | 14:00
Updated At-17 Sep, 2024 | 03:22
Rejected At-
Credits

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.

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:13 Jun, 2018 | 14:00
Updated At:17 Sep, 2024 | 03:22
Rejected At:
▼CVE Numbering Authority (CNA)

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 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://github.com/matrix-org/synapse/releases/tag/v0.31.1
x_refsource_CONFIRM
https://github.com/matrix-org/synapse/pull/3371
x_refsource_CONFIRM
Hyperlink: https://github.com/matrix-org/synapse/releases/tag/v0.31.1
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/matrix-org/synapse/pull/3371
Resource:
x_refsource_CONFIRM
▼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://github.com/matrix-org/synapse/releases/tag/v0.31.1
x_refsource_CONFIRM
x_transferred
https://github.com/matrix-org/synapse/pull/3371
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/matrix-org/synapse/releases/tag/v0.31.1
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/matrix-org/synapse/pull/3371
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:13 Jun, 2018 | 14:29
Updated At:03 Oct, 2019 | 00:03

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.

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:H/I:N/A:N
Primary2.05.0MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/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:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 5.0
Base severity: MEDIUM
Vector:
AV:N/AC:L/Au:N/C:P/I:N/A:N
CPE Matches
The Matrix.org Foundation
matrix
>>synapse>>Versions before 0.31.1(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://github.com/matrix-org/synapse/pull/3371cve@mitre.org
Patch
Third Party Advisory
https://github.com/matrix-org/synapse/releases/tag/v0.31.1cve@mitre.org
Third Party Advisory
Hyperlink: https://github.com/matrix-org/synapse/pull/3371
Source: cve@mitre.org
Resource:
Patch
Third Party Advisory
Hyperlink: https://github.com/matrix-org/synapse/releases/tag/v0.31.1
Source: cve@mitre.org
Resource:
Third Party Advisory

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2019-11842
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-7.5||HIGH
EPSS-0.53% / 66.45%
||
7 Day CHG~0.00%
Published-09 May, 2019 | 17:06
Updated-04 Aug, 2024 | 23:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in Matrix Sydent before 1.0.3 and Synapse before 0.99.3.1. Random number generation is mishandled, which makes it easier for attackers to predict a Sydent authentication token or a Synapse random ID.

Action-Not Available
Vendor-n/aThe Matrix.org Foundation
Product-sydentsynapsen/a
CWE ID-CWE-338
Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)
Details not found