CVE-2023-35120

PiiGAB M-Bus is vulnerable to cross-site request forgery. An attacker who wants to execute a certain command could send a phishing mail to the owner of the device and hope that the owner clicks on the link. If the owner of the device has a cookie stored that allows the owner to be logged in, then the device could execute the GET or POST link request.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-187-01	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:piigab:m-bus_900s_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:piigab:m-bus_900s:-:*:*:*:*:*:*:*

History

13 Jul 2023, 22:50

Type	Values Removed	Values Added
References	~~(MISC) https://www.cisa.gov/news-events/ics-advisories/icsa-23-187-01 -~~	(MISC) https://www.cisa.gov/news-events/ics-advisories/icsa-23-187-01 - Third Party Advisory, US Government Resource
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 8.8
First Time		Piigab m-bus 900s Firmware Piigab Piigab m-bus 900s
CPE		cpe:2.3:o:piigab:m-bus_900s_firmware:-:::::::* cpe:2.3:h:piigab:m-bus_900s:-:::::::*

07 Jul 2023, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-07-07 00:15

Updated : 2023-12-10 15:01

NVD link : CVE-2023-35120

Mitre link : CVE-2023-35120

CVE.ORG link : CVE-2023-35120

JSON object : View

Products Affected

piigab

m-bus_900s
m-bus_900s_firmware

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

{"id": "CVE-2023-35120", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2023-07-07T00:15:09.913", "references": [{"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-187-01", "tags": ["Third Party Advisory", "US Government Resource"], "source": "ics-cert@hq.dhs.gov"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "ics-cert@hq.dhs.gov", "description": [{"lang": "en", "value": "CWE-352"}]}], "descriptions": [{"lang": "en", "value": "\nPiiGAB M-Bus is vulnerable to cross-site request forgery. An attacker who wants to execute a certain command could send a phishing mail to the owner of the device and hope that the owner clicks on the link. If the owner of the device has a cookie stored that allows the owner to be logged in, then the device could execute the GET or POST link request.\n\n"}], "lastModified": "2023-07-13T22:50:44.740", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:piigab:m-bus_900s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "04FDDDC1-90D6-4638-862E-2FDC640EA917"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:piigab:m-bus_900s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "748F8510-1EC7-4F5A-AF34-F9E84E526C78"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ics-cert@hq.dhs.gov"}