{
"document": {
"acknowledgments": [
{
"organization": "CERTVDE",
"summary": "Coordination",
"urls": [
"https://certvde.com/en/"
]
}
],
"aggregate_severity": {
"namespace": "https://www.first.org/cvss/v3-1/specification-document",
"text": "Medium"
},
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en-GB",
"notes": [
{
"category": "summary",
"text": "The ADS-TEC firewall products IRF1000, IRF2000, and IRF3000 include Eclipse Mosquitto, affected by multiple vulnerabilities. Exploitation requires a compromised upstream MQTT broker, limiting direct device exposure.",
"title": "Summary"
},
{
"category": "description",
"text": "Exploitation could result in denial-of-service (DoS) or Mosquitto crashes. Remote code execution (RCE) is theoretically possible but mitigated by security hardening and user-level process isolation.",
"title": "Impact"
},
{
"category": "description",
"text": "Disable MQTT publishing or ensure connections are made only to trusted and TLS-secured MQTT brokers.",
"title": "Mitigation"
},
{
"category": "description",
"text": "Update to firmware IRF1000 v2.1.0, IRF2000 v6.1.0, IRF3000 v2.1.0 or later.",
"title": "Remediation"
}
],
"publisher": {
"category": "vendor",
"contact_details": "psirt@ads-tec.de",
"name": "ads-tec Industrial IT GmbH",
"namespace": "https://www.ads-tec-iit.com"
},
"references": [
{
"category": "self",
"summary": "VDE-2025-033: ads-tec Industrial IT: Mosquitto MQTT Client Vulnerability in ADS-TEC IRF Products - HTML",
"url": "https://certvde.com/en/advisories/VDE-2025-033/"
},
{
"category": "self",
"summary": "VDE-2025-033: ads-tec Industrial IT: Mosquitto MQTT Client Vulnerability in ADS-TEC IRF Products - CSAF",
"url": "https://ads-tec-iit.csaf-tp.certvde.com/.well-known/csaf/white/2025/vde-2025-033.json"
}
],
"title": "ads-tec Industrial IT: Mosquitto MQTT Client Vulnerability in ADS-TEC IRF Products",
"tracking": {
"aliases": [
"VDE-2025-033",
"ADS2025001"
],
"current_release_date": "2025-04-14T10:00:00.000Z",
"generator": {
"date": "2025-04-04T07:52:10.569Z",
"engine": {
"name": "Secvisogram",
"version": "2.5.21"
}
},
"id": "VDE-2025-033",
"initial_release_date": "2025-04-14T10:00:00.000Z",
"revision_history": [
{
"date": "2025-04-14T10:00:00.000Z",
"number": "1",
"summary": "Initial revision"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "DVG-IRF1401",
"product": {
"name": "DVG-IRF1401",
"product_id": "CSAFPID-11001"
}
},
{
"category": "product_name",
"name": "DVG-IRF1421",
"product": {
"name": "DVG-IRF1421",
"product_id": "CSAFPID-11002"
}
}
],
"category": "product_family",
"name": "IRF1000"
},
{
"branches": [
{
"category": "product_name",
"name": "DVG-IRF2200",
"product": {
"name": "DVG-IRF2200",
"product_id": "CSAFPID-11003"
}
},
{
"category": "product_name",
"name": "DVG-IRF2100",
"product": {
"name": "DVG-IRF2100",
"product_id": "CSAFPID-11004"
}
},
{
"category": "product_name",
"name": "DVG-IRF2220",
"product": {
"name": "DVG-IRF2220",
"product_id": "CSAFPID-11005"
}
},
{
"category": "product_name",
"name": "DVG-IRF2621",
"product": {
"name": "DVG-IRF2621",
"product_id": "CSAFPID-11006"
}
},
{
"category": "product_name",
"name": "DVG-IRF2601",
"product": {
"name": "DVG-IRF2601",
"product_id": "CSAFPID-11007"
}
}
],
"category": "product_family",
"name": "IRF2000"
},
{
"branches": [
{
"category": "product_name",
"name": "DVG-IRF3401",
"product": {
"name": "DVG-IRF3401",
"product_id": "CSAFPID-11008"
}
},
{
"category": "product_name",
"name": "DVG-IRF3421",
"product": {
"name": "DVG-IRF3421",
"product_id": "CSAFPID-11009"
}
},
{
"category": "product_name",
"name": " DVG-IRF3801",
"product": {
"name": "DVG-IRF3801",
"product_id": "CSAFPID-11010"
}
},
{
"category": "product_name",
"name": " DVG-IRF3821",
"product": {
"name": "DVG-IRF3821",
"product_id": "CSAFPID-11011"
}
}
],
"category": "product_family",
"name": "IRF3000"
}
],
"category": "product_family",
"name": "Hardware"
},
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c2.1.0",
"product": {
"name": "Firmware \u003c2.1.0",
"product_id": "CSAFPID-21001"
}
},
{
"category": "product_version_range",
"name": "\u003c6.1.0",
"product": {
"name": "Firmware \u003c6.1.0",
"product_id": "CSAFPID-21002"
}
},
{
"category": "product_version",
"name": "2.1.0",
"product": {
"name": "Firmware 2.1.0",
"product_id": "CSAFPID-22001"
}
},
{
"category": "product_version",
"name": "6.1.0",
"product": {
"name": "Firmware 6.1.0",
"product_id": "CSAFPID-22002"
}
}
],
"category": "product_family",
"name": "Firmware"
}
],
"category": "vendor",
"name": "ads-tec Industrial IT GmbH"
}
],
"product_groups": [
{
"group_id": "CSAFGID-0001",
"product_ids": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
],
"summary": "Affected products."
},
{
"group_id": "CSAFGID-0002",
"product_ids": [
"CSAFPID-32001",
"CSAFPID-32002",
"CSAFPID-32003",
"CSAFPID-32004",
"CSAFPID-32005",
"CSAFPID-32006",
"CSAFPID-32007",
"CSAFPID-32008",
"CSAFPID-32009",
"CSAFPID-32010",
"CSAFPID-32011"
],
"summary": "Fixed products."
}
],
"relationships": [
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF1401",
"product_id": "CSAFPID-31001"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11001"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF1421",
"product_id": "CSAFPID-31002"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11002"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c6.1.0 installed on DVG-IRF2200",
"product_id": "CSAFPID-31003"
},
"product_reference": "CSAFPID-21002",
"relates_to_product_reference": "CSAFPID-11003"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c6.1.0 installed on DVG-IRF2100",
"product_id": "CSAFPID-31004"
},
"product_reference": "CSAFPID-21002",
"relates_to_product_reference": "CSAFPID-11004"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c6.1.0 installed on DVG-IRF2220",
"product_id": "CSAFPID-31005"
},
"product_reference": "CSAFPID-21002",
"relates_to_product_reference": "CSAFPID-11005"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c6.1.0 installed on DVG-IRF2621",
"product_id": "CSAFPID-31006"
},
"product_reference": "CSAFPID-21002",
"relates_to_product_reference": "CSAFPID-11006"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c6.1.0 installed on DVG-IRF2601",
"product_id": "CSAFPID-31007"
},
"product_reference": "CSAFPID-21002",
"relates_to_product_reference": "CSAFPID-11007"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF3401",
"product_id": "CSAFPID-31008"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11008"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF3421",
"product_id": "CSAFPID-31009"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11009"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF3801",
"product_id": "CSAFPID-31010"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11010"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware \u003c2.1.0 installed on DVG-IRF3821",
"product_id": "CSAFPID-31011"
},
"product_reference": "CSAFPID-21001",
"relates_to_product_reference": "CSAFPID-11011"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF1401",
"product_id": "CSAFPID-32001"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11001"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF1421",
"product_id": "CSAFPID-32002"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11002"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 6.1.0 installed on DVG-IRF2200",
"product_id": "CSAFPID-32003"
},
"product_reference": "CSAFPID-22002",
"relates_to_product_reference": "CSAFPID-11003"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 6.1.0 installed on DVG-IRF2100",
"product_id": "CSAFPID-32004"
},
"product_reference": "CSAFPID-22002",
"relates_to_product_reference": "CSAFPID-11004"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 6.1.0 installed on DVG-IRF2220",
"product_id": "CSAFPID-32005"
},
"product_reference": "CSAFPID-22002",
"relates_to_product_reference": "CSAFPID-11005"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 6.1.0 installed on DVG-IRF2621",
"product_id": "CSAFPID-32006"
},
"product_reference": "CSAFPID-22002",
"relates_to_product_reference": "CSAFPID-11006"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 6.1.0 installed on DVG-IRF2601",
"product_id": "CSAFPID-32007"
},
"product_reference": "CSAFPID-22002",
"relates_to_product_reference": "CSAFPID-11007"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF3401",
"product_id": "CSAFPID-32008"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11008"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF3421",
"product_id": "CSAFPID-32009"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11009"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF3801",
"product_id": "CSAFPID-32010"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11010"
},
{
"category": "installed_on",
"full_product_name": {
"name": "Firmware 2.1.0 installed on DVG-IRF3821",
"product_id": "CSAFPID-32011"
},
"product_reference": "CSAFPID-22001",
"relates_to_product_reference": "CSAFPID-11011"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2024-3935",
"cwe": {
"id": "CWE-415",
"name": "Double Free"
},
"notes": [
{
"audience": "all",
"category": "description",
"text": "In Eclipse Mosquito, versions from 2.0.0 through 2.0.18, if a Mosquitto broker is configured to create an outgoing\nbridge connection, and that bridge connection has an incoming topic configured that makes use of topic remapping, then if the remote connection sends a crafted PUBLISH packet to the broker a double free will occur\nwith a subsequent crash of the broker.",
"title": "Vulnerability Description"
},
{
"audience": "all",
"category": "details",
"text": "Adjusted CVSS Score (Product Context): \nBase Score: 5.3 (Medium) \nVector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H\n\nJustification: \nAC:H (High): Attacks on the product must be carried out via the MQTT server. This means the attack cannot be directly repeated across different setups, as a new server must be compromised each time.",
"title": "Vulnerability Characterisation"
}
],
"product_status": {
"fixed": [
"CSAFPID-32001",
"CSAFPID-32002",
"CSAFPID-32003",
"CSAFPID-32004",
"CSAFPID-32005",
"CSAFPID-32006",
"CSAFPID-32007",
"CSAFPID-32008",
"CSAFPID-32009",
"CSAFPID-32010",
"CSAFPID-32011"
],
"known_affected": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
},
"remediations": [
{
"category": "mitigation",
"details": "Disable MQTT publishing or ensure connections are made only to trusted and TLS-secured MQTT brokers.",
"group_ids": [
"CSAFGID-0001"
]
},
{
"category": "vendor_fix",
"details": "Update to firmware IRF1000 v2.1.0, IRF2000 v6.1.0, IRF3000 v2.1.0 or later.",
"group_ids": [
"CSAFGID-0001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"environmentalScore": 6.5,
"environmentalSeverity": "MEDIUM",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"temporalScore": 6.5,
"temporalSeverity": "MEDIUM",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
}
],
"title": "CVE-2024-3935"
},
{
"cve": "CVE-2024-8376",
"cwe": {
"id": "CWE-416",
"name": "Use After Free"
},
"notes": [
{
"audience": "all",
"category": "description",
"text": "In Eclipse Mosquitto up to version 2.0.18a, an attacker can achieve memory leaking, segmentation fault or heapuse-after-free by sending specific sequences of \"CONNECT\", \"DISCONNECT\", \"SUBSCRIBE\", \"UNSUBSCRIBE\"\nand \"PUBLISH\" packets",
"title": "Vulnerability Description"
},
{
"audience": "all",
"category": "details",
"text": "Adjusted CVSS Score (Product Context): \nBase Score: 5.9 (Medium)\nVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H\n\nJustification: \nAC:H (High): Attacks on the product must be carried out via the MQTT server. This means the attack cannot be directly repeated across different setups, as a new server must be compromised each time.",
"title": "Vulnerability Characterisation"
}
],
"product_status": {
"fixed": [
"CSAFPID-32001",
"CSAFPID-32002",
"CSAFPID-32003",
"CSAFPID-32004",
"CSAFPID-32005",
"CSAFPID-32006",
"CSAFPID-32007",
"CSAFPID-32008",
"CSAFPID-32009",
"CSAFPID-32010",
"CSAFPID-32011"
],
"known_affected": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
},
"remediations": [
{
"category": "mitigation",
"details": "Disable MQTT publishing or ensure connections are made only to trusted and TLS-secured MQTT brokers.",
"group_ids": [
"CSAFGID-0001"
]
},
{
"category": "vendor_fix",
"details": "Update to firmware IRF1000 v2.1.0, IRF2000 v6.1.0, IRF3000 v2.1.0 or later.",
"group_ids": [
"CSAFGID-0001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"environmentalScore": 7.5,
"environmentalSeverity": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"temporalScore": 7.5,
"temporalSeverity": "HIGH",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
}
],
"title": "CVE-2024-8376"
},
{
"cve": "CVE-2024-10525",
"cwe": {
"id": "CWE-122",
"name": "Heap-based Buffer Overflow"
},
"notes": [
{
"audience": "all",
"category": "description",
"text": "In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted SUBACK packet\nwith no reason codes, a client using libmosquitto may make out of bounds memory access when acting in its\non_subscribe callback. This affects the mosquitto_sub and mosquitto_rr clients.",
"title": "Vulnerability Description"
},
{
"audience": "all",
"category": "details",
"text": "Adjusted CVSS Score (Product Context): \nBase Score: 5.6 (Medium)\nVector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L\n\nJustification: \nAC:H (High): Attacks on the product must be carried out via the MQTT server. This means the attack cannot be directly repeated across different setups, as a new server must be compromised each time. \nC/I/A: Downgraded from High to Low due to process sandboxing and reduced privileges.",
"title": "Vulnerability Characterisation"
}
],
"product_status": {
"fixed": [
"CSAFPID-32001",
"CSAFPID-32002",
"CSAFPID-32003",
"CSAFPID-32004",
"CSAFPID-32005",
"CSAFPID-32006",
"CSAFPID-32007",
"CSAFPID-32008",
"CSAFPID-32009",
"CSAFPID-32010",
"CSAFPID-32011"
],
"known_affected": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
},
"remediations": [
{
"category": "mitigation",
"details": "Disable MQTT publishing or ensure connections are made only to trusted and TLS-secured MQTT brokers.",
"group_ids": [
"CSAFGID-0001"
]
},
{
"category": "vendor_fix",
"details": "Update to firmware IRF1000 v2.1.0, IRF2000 v6.1.0, IRF3000 v2.1.0 or later.",
"group_ids": [
"CSAFGID-0001"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"environmentalScore": 9.8,
"environmentalSeverity": "CRITICAL",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"temporalScore": 9.8,
"temporalSeverity": "CRITICAL",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
"CSAFPID-31001",
"CSAFPID-31002",
"CSAFPID-31003",
"CSAFPID-31004",
"CSAFPID-31005",
"CSAFPID-31006",
"CSAFPID-31007",
"CSAFPID-31008",
"CSAFPID-31009",
"CSAFPID-31010",
"CSAFPID-31011"
]
}
],
"title": "CVE-2024-10525"
}
]
}