VDB-174444 · CVE-2021-26804 · GCVE-0-2021-26804

Centreon Web 19.10.18/20.04.8/20.10.2 File Extension unrestricted upload

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Centreon Web 19.10.18/20.04.8/20.10.2 and classified as critical. The affected element is an unknown function of the component File Extension Handler. The manipulation results in unrestricted upload. This vulnerability is cataloged as CVE-2021-26804. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Centreon Web 19.10.18/20.04.8/20.10.2 (Endpoint Management Software). It has been classified as critical. Affected is an unknown code of the component File Extension Handler. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 05/04/2021. The advisory is shared for download at medium.com. This vulnerability is traded as CVE-2021-26804. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1608.002.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Endpoint Management Software

Vendor

Centreon

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

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

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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/05/2021 🔍
05/04/2021 +87 days 🔍
05/04/2021 +0 days 🔍
08/27/2024 +1211 days 🔍

Sourcesinfo

Advisory: medium.com
Status: Not defined

CVE: CVE-2021-26804 (🔍)
GCVE (CVE): GCVE-0-2021-26804
GCVE (VulDB): GCVE-100-174444

Entryinfo

Created: 05/04/2021 22:29
Updated: 08/27/2024 11:15
Changes: 05/04/2021 22:29 (36), 05/07/2021 14:29 (2), 08/27/2024 11:15 (15)
Complete: 🔍
Cache ID: 216::103