Is CVE-2018-16983 in the CISA KEV catalog?

No. CVE-2018-16983 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-16983?

CVE-2018-16983 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2018-16983?

CVE-2018-16983 has an EPSS score of 3.12% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-16983?

Upgrade noscript to 5.1.8.7 or later.

CVE & CISA-KEV Catalog

CVE-2018-16983

CRITICALEPSS 86th pctl

9.8

CVSS v3

NVD

Description

NoScript Classic before 5.1.8.7, as used in Tor Browser 7.x and other products, allows attackers to bypass script blocking via the text/html;/json Content-Type value.

How to fix

Remediation Available

noscriptNVD

Affected:< 5.1.8.7Fixed in:5.1.8.7CVE-2018-16983derived from NVD

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

3.12%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Third-Party Advisory2

Release Notes1

noscript.net

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Markdown

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HTML

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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.