Emerson Electric Proficy Machine Edition up to 9.00 signature verification

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 (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Emerson Electric Proficy Machine Edition up to 9.00. Impacted is an unknown function. Executing a manipulation can lead to signature verification. This vulnerability is registered as CVE-2022-2790. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Emerson Electric Proficy Machine Edition up to 9.00 and classified as critical. This vulnerability affects an unknown part. The manipulation with an unknown input leads to a signature verification vulnerability. The CWE definition for the vulnerability is CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulenrable to CWE-347 Improper Verification of Cryptographic Signature, and does not properly verify compiled logic (PDT files) and data blocks data (BLD/BLK files).

The weakness was published 08/20/2022 as icsa-22-228-06. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2022-2790 since 08/11/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

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

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (ICS-CERT): 🔍

CVSSv2info

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

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/11/2022 🔍
08/20/2022 +9 days 🔍
08/20/2022 +0 days 🔍
08/20/2022 +0 days 🔍

Sourcesinfo

Advisory: icsa-22-228-06
Status: Not defined

CVE: CVE-2022-2790 (🔍)
GCVE (CVE): GCVE-0-2022-2790
GCVE (VulDB): GCVE-100-206860

Entryinfo

Created: 08/20/2022 09:05
Changes: 08/20/2022 09:05 (47)
Complete: 🔍
Cache ID: 216::103

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