What is the CVSS score of CVE-2018-3723?

CVE-2018-3723 has a CVSS 3.0 base score of 8.8 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.0%.

Is there a public PoC exploit available for CVE-2018-3723?

Yes, a public proof-of-concept exploit is available for CVE-2018-3723. Prioritise patching immediately. EPSS: 2.0%.

Is there a patch available for CVE-2018-3723?

Yes, a patch is available for CVE-2018-3723. Update the affected software to the latest version immediately.

Defaults Deep CVE-2018-3723

HIGH

Modification of Assumed-Immutable Data (MAID) (CWE-471)

2018-06-07 support@hackerone.com

Information Disclosure Defaults Deep

8.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jun 07, 2018 - 02:29 nvd

HIGH 8.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

531 npm packages depend on defaults-deep (40 direct, 492 indirect)

Ecosystem-wide dependent count for version 0.2.4.

DescriptionNVD

defaults-deep node module before 0.2.4 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.

AnalysisAI

defaults-deep node module before 0.2.4 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__,. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-471. defaults-deep node module before 0.2.4 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects. Affected products include: Defaults-Deep Project Defaults-Deep. Version information: before 0.2.4.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.