Mitsubishi Electric MELSEC iQ-R Series Safety CPU R08SFCPU Packet privileges assignment

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Mitsubishi Electric MELSEC iQ-R Series Safety CPU R08SFCPU, MELSEC iQ-R Series Safety CPU R16SFCPU, MELSEC iQ-R Series Safety CPU R32SFCPU, MELSEC iQ-R Series Safety CPU R120SFCPU, MELSEC iQ-R Series SIL2 Process CPU R08PSFCPU, MELSEC iQ-R Series SIL2 Process CPU R16PSFCPU, MELSEC iQ-R Series SIL2 Process CPU R32PSFCPU and MELSEC iQ-R Series SIL2 Process CPU R120PSFCPU. The affected element is an unknown function of the component Packet Handler. The manipulation results in privileges assignment. This vulnerability is reported as CVE-2023-6815. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in Mitsubishi Electric MELSEC iQ-R Series Safety CPU R08SFCPU, MELSEC iQ-R Series Safety CPU R16SFCPU, MELSEC iQ-R Series Safety CPU R32SFCPU, MELSEC iQ-R Series Safety CPU R120SFCPU, MELSEC iQ-R Series SIL2 Process CPU R08PSFCPU, MELSEC iQ-R Series SIL2 Process CPU R16PSFCPU, MELSEC iQ-R Series SIL2 Process CPU R32PSFCPU and MELSEC iQ-R Series SIL2 Process CPU R120PSFCPU (Chip Software). Affected is an unknown function of the component Packet Handler. The manipulation with an unknown input leads to a privileges assignment vulnerability. CWE is classifying the issue as CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality. CVE summarizes:

Incorrect Privilege Assignment vulnerability in Mitsubishi Electric Corporation MELSEC iQ-R Series Safety CPU R08/16/32/120SFCPU all versions and MELSEC iQ-R Series SIL2 Process CPU R08/16/32/120PSFCPU all versions allows a remote authenticated attacker who has logged into the product as a non-administrator user to disclose the credentials (user ID and password) of a user with a lower access level than the attacker by sending a specially crafted packet.

The weakness was disclosed 02/13/2024. The advisory is shared for download at mitsubishielectric.com. This vulnerability is traded as CVE-2023-6815 since 12/14/2023. 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 10/22/2024). The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Mitsubishi Electric Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges assignment
CWE: 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/14/2023 🔍
02/13/2024 +61 days 🔍
02/13/2024 +0 days 🔍
10/22/2024 +252 days 🔍

Sourcesinfo

Advisory: mitsubishielectric.com
Status: Confirmed

CVE: CVE-2023-6815 (🔍)
GCVE (CVE): GCVE-0-2023-6815
GCVE (VulDB): GCVE-100-253512

Entryinfo

Created: 02/13/2024 07:48
Updated: 10/22/2024 15:24
Changes: 02/13/2024 07:48 (46), 03/03/2024 17:59 (1), 10/22/2024 15:24 (27)
Complete: 🔍
Cache ID: 216::103

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