CVE-2018-16515 - Vulnerability Details - OpenCVE

Description

Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation.

Published: 2018-09-18

Score: 8.8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-3811	Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation.
Github GHSA	GHSA-fmvh-rvq5-hhjx	Matrix Synapse Improper Signature Validation
Ubuntu USN	USN-6076-1	Synapse vulnerabilities

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00539.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/matrix-org/synapse/issues/3796#event-1833126269
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRW7YR2H3ASUSYX4AO4KMY3FNVDNYW3P/
https://matrix.org/blog/2018/09/06/critical-security-update-synapse-0-33-3-1/

History

No history.

Subscriptions

Debian Debian Linux

Matrix Synapse

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-09-18T21:00:00.000Z

Updated: 2024-08-05T10:24:32.888Z

Reserved: 2018-09-05T00:00:00.000Z

Link: CVE-2018-16515

Vulnrichment

No data.

NVD

Status : Modified

Published: 2018-09-18T21:29:03.010

Modified: 2024-11-21T03:52:53.467

Link: CVE-2018-16515

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-347

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