CVE-2019-12383 - Vulnerability Details - OpenCVE

Description

Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser's UI locale by measuring a button width, even if the user has a "Don't send my language" setting.

Published: 2019-05-28

Score: 4.3 Medium

EPSS: 2.2% Low

KEV: No

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:torproject:tor_browser:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2019-4018	Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser's UI locale by measuring a button width, even if the user has a "Don't send my language" setting.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.02164.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/108484
https://gitweb.torproject.org/tor-browser.git/commit/?id=cbb04b72c68272c2de42f157d40cd7d29a6b7b55
https://hackerone.com/reports/282748
https://trac.torproject.org/projects/tor/ticket/24056

History

No history.

Subscriptions

Torproject Tor Browser

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-05-28T02:21:05.000Z

Updated: 2024-08-04T23:17:39.997Z

Reserved: 2019-05-27T00:00:00.000Z

Link: CVE-2019-12383

Vulnrichment

No data.

NVD

Status : Modified

Published: 2019-05-28T03:29:00.513

Modified: 2026-06-17T02:14:31.950

Link: CVE-2019-12383

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-203
Observable Discrepancy

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