CVE-2023-0011 (GCVE-0-2023-0011)
Vulnerability from cvelistv5 – Published: 2023-12-20 07:55 – Updated: 2025-04-24 14:55
VLAI?
Title
Command Execution through Serial Interface of u-blox TOBY-L2
Summary
A flaw in the input validation in TOBY-L2 allows a user to execute arbitrary operating system commands using specifically crafted AT commands. This vulnerability requires physical access to the serial interface of the module or the ability to modify the system or software which uses its serial interface to send malicious AT commands.
Exploitation of the vulnerability gives full administrative (root) privileges to the attacker to execute any operating system command on TOBY-L2 which can lead to modification of the behavior of the module itself as well as the components connected with it (depending on its rights on other connected systems). It can further provide the ability to read system level files and hamper the availability of the module as well..
This issue affects TOBY-L2 series: TOBY-L200, TOBY-L201, TOBY-L210, TOBY-L220, TOBY-L280.
Severity ?
7.6 (High)
CWE
- CWE-20 - Improper Input Validation
Assigner
References
Impacted products
Date Public ?
2023-12-20 08:00
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For product specific security patches, contact u-blox through customer support portal.\\n\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Customers should ensures that the TOBY-L2 serial port is available only to internal applications of the device and that the application only allows the use of verified AT commands. For product specific security patches, contact u-blox through customer support portal.\u003cbr\u003e\", \"base64\": false}]}], \"datePublic\": \"2023-12-20T08:00:00.000Z\", \"references\": [{\"url\": \"https://www.u-blox.com/en/report-security-issues\"}], \"x_generator\": {\"engine\": \"Vulnogram 0.1.0-dev\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A flaw in the input validation in TOBY-L2 allows a user to execute arbitrary operating system commands using specifically crafted AT commands. This vulnerability requires physical access to the serial interface of the module or the ability to modify the system or software which uses its serial interface to send malicious AT commands.\\n\\n\\n\\n\\nExploitation of the vulnerability gives full administrative (root) privileges to the attacker to execute any operating system command on TOBY-L2 which can lead to modification of the behavior of the module itself as well as the components connected with it (depending on its rights on other connected systems). It can further provide the ability to read system level files and hamper the availability of the module as well..\\n\\n\\n\\n\\nThis issue affects TOBY-L2 series: TOBY-L200, TOBY-L201, TOBY-L210, TOBY-L220, TOBY-L280.\\n\\n\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cdiv\u003eA flaw in the input validation in TOBY-L2 allows a user to execute arbitrary operating system commands using specifically crafted AT commands. This vulnerability requires physical access to the serial interface of the module or the ability to modify the system or software which uses its serial interface to send malicious AT commands.\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c/div\u003e\u003cdiv\u003e\u003cdiv\u003eExploitation of the vulnerability gives full administrative (root) privileges to the attacker to execute any operating system command on TOBY-L2 which can lead to modification of the behavior of the module itself as well as the components connected with it (depending on its rights on other connected systems). It can further provide the ability to read system level files and hamper the availability of the module as well..\u003c/div\u003e\u003cbr\u003e\u003c/div\u003e\u003cdiv\u003eThis issue affects TOBY-L2 series: TOBY-L200, TOBY-L201, TOBY-L210, TOBY-L220, TOBY-L280.\u003c/div\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-20\", \"description\": \"CWE-20 Improper Input Validation\"}]}], \"providerMetadata\": {\"orgId\": \"455daabc-a392-441d-aa46-37d35189897c\", \"shortName\": \"NCSC.ch\", \"dateUpdated\": \"2023-12-20T07:55:52.437Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2023-0011\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-24T14:55:36.918Z\", \"dateReserved\": \"2022-12-12T14:57:23.749Z\", \"assignerOrgId\": \"455daabc-a392-441d-aa46-37d35189897c\", \"datePublished\": \"2023-12-20T07:55:52.437Z\", \"assignerShortName\": \"NCSC.ch\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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