CVE-2023-33983 - Vulnerability Details - OpenCVE

Description

The Introduction Client in Briar through 1.5.3 does not implement out-of-band verification for the public keys of introducees. An introducer can launch man-in-the-middle attacks against later private communication between two introduced parties.

Published: 2023-05-24

Score: 7.4 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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:briarproject:briar:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-38107	The Introduction Client in Briar through 1.5.3 does not implement out-of-band verification for the public keys of introducees. An introducer can launch man-in-the-middle attacks against later private communication between two introduced parties.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00115.

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://ethz.ch/content/dam/ethz/special-interest/infk/inst-infsec/appliedcrypto/education/theses/report_YuanmingSong.pdf

History

Thu, 16 Jan 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Briarproject Briar

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-05-24T00:00:00.000Z

Updated: 2025-01-16T15:47:45.687Z

Reserved: 2023-05-24T00:00:00.000Z

Link: CVE-2023-33983

Vulnrichment

Updated: 2024-08-02T15:54:14.112Z

NVD

Status : Modified

Published: 2023-05-24T18:15:10.983

Modified: 2025-01-16T16:15:30.897

Link: CVE-2023-33983

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-862

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