CVE & CISA-KEV Catalog

CVE-2020-19692

CRITICAL
9.8
CVSS v3
NVD

Description

Buffer Overflow vulnerabilty found in Nginx NJS v.0feca92 allows a remote attacker to execute arbitrary code via the njs_module_read in the njs_module.c file.

How to fix

Remediation Available
njsNVD
Affected:< 0.3.4Fixed in:0.3.4CVE-2020-19692derived 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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.32%probability of exploitation in 30 days
67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Exploit1

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2014-0195Medium6.8100%-Fix
CVE-2017-7269Critical9.8100%KEV-
CVE-2019-11043High8.799%KEV + RansomFix
CVE-2011-4862High10.095%-Fix
CVE-2007-5659High7.894%KEVFix
CVE-2022-3786High7.591%-Fix
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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 2025-08-12.