Is CVE-2019-12383 in the CISA KEV catalog?

No. CVE-2019-12383 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-12383?

CVE-2019-12383 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2019-12383?

CVE-2019-12383 has an EPSS score of 2.16% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-12383?

Upgrade Tor Browser to 8.0.1 or later.

CVE & CISA-KEV Catalog

CVE-2019-12383

MEDIUMEPSS 80th pctl

4.3

CVSS v3

NVD

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.

CWE-203

How to fix

Remediation Available

Tor BrowserWindows application

Affected:8.0.1Fixed in:8.0.1Tor Project

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploit Intelligence

2.16%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Patch1

gitweb.torproject.org

Vendor Advisory1

trac.torproject.org

Third-Party Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.