VDB-156286 · CVE-2020-8172 · GCVE-0-2020-8172

Node.js up to 12.17.x/14.3.x Certificate Verification TLS certificate validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Node.js up to 12.17.x/14.3.x and classified as critical. This impacts an unknown function of the component Certificate Verification. Executing a manipulation can lead to certificate validation (TLS). This vulnerability is handled as CVE-2020-8172. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Node.js up to 12.17.x/14.3.x (JavaScript Library). This vulnerability affects an unknown code of the component Certificate Verification. The manipulation with an unknown input leads to a certificate validation vulnerability (TLS). The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

TLS session reuse can lead to host certificate verification bypass in node version < 12.18.0 and < 14.4.0.

The weakness was released 06/08/2020 (Website). The advisory is available at hackerone.com. This vulnerability was named CVE-2020-8172 since 01/28/2020. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1587.003 by the MITRE ATT&CK project.

Upgrading to version 12.18.0 or 14.4.0 eliminates this vulnerability.

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Productinfo

Type

JavaScript Library

Name

Node.js

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: TLS
Class: Certificate validation / TLS
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Node.js 12.18.0/14.4.0

Timelineinfo

01/28/2020 🔍
06/08/2020 +132 days 🔍
06/09/2020 +1 days 🔍
10/22/2020 +135 days 🔍

Sourcesinfo

Advisory: hackerone.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-8172 (🔍)
GCVE (CVE): GCVE-0-2020-8172
GCVE (VulDB): GCVE-100-156286

Entryinfo

Created: 06/09/2020 07:07
Updated: 10/22/2020 19:33
Changes: 06/09/2020 07:07 (40), 06/09/2020 07:12 (18), 10/22/2020 19:33 (1)
Complete: 🔍
Cache ID: 216::103