VDB-235402 · CVE-2023-37920 · Nessus 242714

certifi 2022.12.07 Root Certificate 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.
7.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in certifi. It has been declared as critical. This affects an unknown part of the component Root Certificate Handler. Executing a manipulation can lead to certificate validation. This vulnerability is tracked as CVE-2023-37920. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in certifi. It has been declared as critical. This vulnerability affects some unknown processing of the component Root Certificate Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. 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.

The weakness was disclosed 07/25/2023. The advisory is available at github.com. This vulnerability was named CVE-2023-37920 since 07/10/2023. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1587.003 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 242714 (NewStart CGSL MAIN 7.02 : python-certifi Multiple Vulnerabilities (NS-SA-2025-0144)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2023.07.22 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (242714). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

certifi

Version

2022.12.07

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub, Inc.): 🔍

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: 🔍

Exploitinginfo

Class: Certificate validation
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

Nessus ID: 242714
Nessus Name: NewStart CGSL MAIN 7.02 : python-certifi Multiple Vulnerabilities (NS-SA-2025-0144)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: certifi 2023.07.22
Patch: github.com

Timelineinfo

07/10/2023 🔍
07/25/2023 +15 days 🔍
07/25/2023 +0 days 🔍
07/26/2025 +732 days 🔍

Sourcesinfo

Advisory: 8fb96ed81f71e7097ed11bc4d9b19afd7ea5c909
Status: Confirmed

CVE: CVE-2023-37920 (🔍)
GCVE (CVE): GCVE-0-2023-37920
GCVE (VulDB): GCVE-100-235402

Entryinfo

Created: 07/25/2023 17:09
Updated: 07/26/2025 16:10
Changes: 07/25/2023 17:09 (37), 08/18/2023 15:03 (3), 08/18/2023 15:07 (22), 07/26/2025 16:10 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.