AVEVA Edge up to 2020 R2 SP1 StADOSvr.exe access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
9.7$0-$5k0.00

Summaryinfo

A vulnerability was found in AVEVA Edge up to 2020 R2 SP1. It has been rated as critical. This impacts an unknown function of the file StADOSvr.exe. This manipulation causes access control. This vulnerability appears as CVE-2021-42796. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in AVEVA Edge up to 2020 R2 SP1. It has been declared as very critical. Affected by this vulnerability is an unknown function of the file StADOSvr.exe. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in ExecuteCommand() in AVEVA Edge (formerly InduSoft Web Studio) versions R2020 and prior that allows unauthenticated arbitrary commands to be executed.

The weakness was presented 11/24/2022 as icsa-22-326-01. The advisory is shared at cisa.gov. This vulnerability is known as CVE-2021-42796. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/07/2024). MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: 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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/21/2021 🔍
11/24/2022 +399 days 🔍
11/24/2022 +0 days 🔍
10/07/2024 +683 days 🔍

Sourcesinfo

Advisory: icsa-22-326-01
Status: Confirmed

CVE: CVE-2021-42796 (🔍)
GCVE (CVE): GCVE-0-2021-42796
GCVE (VulDB): GCVE-100-214333

Entryinfo

Created: 11/24/2022 14:15
Updated: 10/07/2024 22:13
Changes: 11/24/2022 14:15 (38), 12/23/2022 08:20 (1), 10/07/2024 22:13 (36)
Complete: 🔍
Cache ID: 216::103

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