VDB-198664 · CVE-2021-43934 · icsa-22-109-04

Elcomplus SmartPTT up to 2.3.3 Upload Request 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.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Elcomplus SmartPTT up to 2.3.3 and classified as critical. This issue affects some unknown processing of the component Upload Request Handler. Executing a manipulation can lead to unrestricted upload. The identification of this vulnerability is CVE-2021-43934. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Elcomplus SmartPTT up to 2.3.3. It has been declared as critical. This vulnerability affects an unknown code of the component Upload Request Handler. The manipulation with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 04/28/2022 as icsa-22-109-04. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2021-43934 since 11/16/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1608.002.

Upgrading to version 2.3.4 eliminates this vulnerability. The upgrade is hosted for download at drive.google.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Elcomplus

Name

SmartPTT

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (ICS-CERT): 🔍

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SmartPTT 2.3.4

Timelineinfo

11/16/2021 🔍
04/28/2022 +162 days 🔍
04/28/2022 +0 days 🔍
04/30/2022 +2 days 🔍

Sourcesinfo

Advisory: icsa-22-109-04
Status: Confirmed

CVE: CVE-2021-43934 (🔍)
GCVE (CVE): GCVE-0-2021-43934
GCVE (VulDB): GCVE-100-198664

Entryinfo

Created: 04/28/2022 21:03
Updated: 04/30/2022 18:07
Changes: 04/28/2022 21:03 (51), 04/30/2022 18:07 (1)
Complete: 🔍
Cache ID: 216::103