CVE-2020-19695

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Published Apr 4, 2023 CVSS 3.1 · 9.8 Critical EPSS 1.3% KEV · Not listed

Description

Buffer Overflow found in Nginx NJS allows a remote attacker to execute arbitrary code via the njs_object_property parameter of the njs/njs_vm.c function.

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:f5:njs:*:*:*:*:*:*:*:*

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-2020-11597	Buffer Overflow found in Nginx NJS allows a remote attacker to execute arbitrary code via the njs_object_property parameter of the njs/njs_vm.c function.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 1.3% (1.333% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact total

References

Link	Providers
https://github.com/nginx/njs/issues/188

History

Aug 12, 2025 6:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		F5 F5 njs
CPEs	cpe:2.3:a:nginx:njs:::::::: cpe:2.3:a:nginx:njs:2019-06-27:::::::*	cpe:2.3:a:f5:njs::::::::
Vendors & Products	Nginx Nginx njs	F5 F5 njs

Feb 14, 2025 8:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

F5 Njs

Weaknesses

CWE-120

Sources

CVE record Updated: Feb 14, 2025, 7:15 PM

Status: PUBLISHED
Assigner: mitre
Published: Apr 4, 2023, 12:00 AM
Updated: Feb 14, 2025, 7:15 PM
Reserved: Aug 13, 2020, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 4, 2024, 2:15 PM

Updated: Aug 4, 2024, 2:15 PM

NVD Updated: Jun 17, 2026, 2:59 AM

Status: Analyzed
Published: Apr 4, 2023, 3:15 PM
Modified: Jun 17, 2026, 2:59 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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