CVE-2019-12383

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Published May 28, 2019 CVSS 3.1 · 4.3 Medium EPSS 2.2% KEV · Not listed

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.

Affected Products

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

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.

Metrics

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.

Exploit prediction score: 2.2% (2.164% probability within 30 days)

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

Weaknesses

CWE-203

Sources

CVE record Updated: Aug 4, 2024, 11:17 PM

Status: PUBLISHED
Assigner: mitre
Published: May 28, 2019, 2:21 AM
Updated: Aug 4, 2024, 11:17 PM
Reserved: May 27, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:14 AM

Status: Modified
Published: May 28, 2019, 3:29 AM
Modified: Jun 17, 2026, 2:14 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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