B&R APROL prior 4.2-07 Service Port 55502 return value

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in B&R APROL. This impacts an unknown function of the component Service Port 55502. The manipulation leads to return value. This vulnerability is uniquely identified as CVE-2022-43765. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in B&R APROL. It has been rated as critical. This issue affects an unknown code of the component Service Port 55502. The manipulation with an unknown input leads to a return value vulnerability. Using CWE to declare the problem leads to CWE-252. The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions. Impacted is availability. The summary by CVE is:

B&R APROL versions < R 4.2-07 doesn’t process correctly specially formatted data packages sent to port 55502/tcp, which may allow a network based attacker to cause an application Denial-of-Service.

The weakness was disclosed 02/08/2023. It is possible to read the advisory at br-automation.com. The identification of this vulnerability is CVE-2022-43765 since 10/26/2022. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 4.2-07 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Asea Brown Boveri Ltd. (ABB)): 🔍

CVSSv2info

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

Exploitinginfo

Class: Return value
CWE: CWE-252 / CWE-253
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: 🔍

Upgrade: APROL 4.2-07

Timelineinfo

10/26/2022 🔍
02/08/2023 +105 days 🔍
02/08/2023 +0 days 🔍
02/08/2023 +0 days 🔍

Sourcesinfo

Advisory: br-automation.com
Status: Confirmed

CVE: CVE-2022-43765 (🔍)
GCVE (CVE): GCVE-0-2022-43765
GCVE (VulDB): GCVE-100-220427

Entryinfo

Created: 02/08/2023 14:01
Changes: 02/08/2023 14:01 (48)
Complete: 🔍
Cache ID: 216::103

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