Hitachi Energy RTU500 up to 13.5.1 Messages buffer overflow

Summaryinfo

A vulnerability labeled as critical has been found in Hitachi Energy RTU500 up to 13.5.1. Affected is an unknown function of the component Messages Handler. The manipulation results in input validation. This vulnerability is reported as CVE-2023-6711. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, was found in Hitachi Energy RTU500 up to 13.5.1. Affected is an unknown part of the component Messages Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on availability. CVE summarizes:

Vulnerability exists in SCI IEC 60870-5-104 and HCI IEC 60870-5-104 that affects the RTU500 series product versions listed below. Specially crafted messages sent to the mentioned components are not validated properly and can result in buffer overflow and as final consequence to a reboot of an RTU500 CMU.

The weakness was disclosed 12/19/2023. The advisory is shared for download at publisher.hitachienergy.com. This vulnerability is traded as CVE-2023-6711 since 12/12/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/25/2024).

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

• Hitachi Energy

Name

• RTU500

Version

• 12.0.0
• 12.0.1
• 12.0.2
• 12.0.3
• 12.0.4
• 12.0.5
• 12.0.6
• 12.0.7
• 12.0.8
• 12.0.9
• 12.0.10
• 12.0.11
• 12.0.12
• 12.0.13
• 12.0.14
• 12.2.0
• 12.2.1
• 12.2.2
• 12.2.3
• 12.2.4
• 12.2.5
• 12.2.6
• 12.2.7
• 12.2.8
• 12.2.9
• 12.2.10
• 12.2.11
• 12.4.0
• 12.4.1
• 12.4.2
• 12.4.3
• 12.4.4
• 12.4.5
• 12.4.6
• 12.4.7
• 12.4.8
• 12.4.9
• 12.4.10
• 12.4.11
• 12.6.0
• 12.6.1
• 12.6.2
• 12.6.3
• 12.6.4
• 12.6.5
• 12.6.6
• 12.6.7
• 12.6.8
• 12.6.9
• 12.7.0
• 12.7.1
• 12.7.2
• 12.7.3
• 12.7.4
• 12.7.5
• 12.7.6
• 13.2.0
• 13.2.1
• 13.2.2
• 13.2.3
• 13.2.4
• 13.2.5
• 13.2.6
• 13.4.0
• 13.4.1
• 13.4.2
• 13.4.3
• 13.5.0
• 13.5.1

License

• commercial

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

• 🔍
• 🔍
• 🔍

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