VDB-190455 · CVE-2022-23227 · GCVE-0-2022-23227

NUUO NVRMini2 up to 3.11 TAR Archive handle_import_user.php improper authentication

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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in NUUO NVRMini2 up to 3.11. Affected by this issue is some unknown functionality of the file handle_import_user.php of the component TAR Archive Handler. Performing a manipulation results in improper authentication. This vulnerability is known as CVE-2022-23227. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in NUUO NVRMini2 up to 3.11. It has been classified as critical. This affects some unknown processing of the file handle_import_user.php of the component TAR Archive Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 01/14/2022. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-23227 since 01/14/2022. Technical details and a public exploit are known.

A public exploit has been developed by pedrib and been published even before and not after the advisory. The exploit is shared for download at github.com. It is declared as attacked. The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:handle_import_user.php it is possible to find vulnerable targets with Google Hacking. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 12/18/2024 with a due date of 01/08/2025:

The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

NUUO

Name

NVRMini2

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.5

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA 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

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Attacked
Author: pedrib
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/12/2022 🔍
01/14/2022 +2 days 🔍
01/14/2022 +0 days 🔍
01/14/2022 +0 days 🔍
01/02/2025 +1084 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-23227 (🔍)
GCVE (CVE): GCVE-0-2022-23227
GCVE (VulDB): GCVE-100-190455
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 01/14/2022 20:47
Updated: 01/02/2025 18:07
Changes: 01/14/2022 20:47 (41), 01/17/2022 20:45 (2), 05/05/2022 12:50 (2), 12/18/2024 22:07 (27), 12/19/2024 00:27 (29), 01/02/2025 18:07 (2)
Complete: 🔍
Committer: msantana
Cache ID: 216::103