CVE-2025-41761 (GCVE-0-2025-41761)
Vulnerability from cvelistv5 – Published: 2026-03-09 08:17 – Updated: 2026-03-09 20:14
VLAI
EPSS
VEX
Title
Privilege escalation possible
Summary
A low‑privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo.
Severity
7.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-03-09 20:02 UTC
CWE
- CWE-88 - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
Assigner
References
1 reference
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-41761",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-03-09T20:02:37.352857Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-03-09T20:14:04.600Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "UBR-01 Mk II",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-02",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-LON",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Adrien Rey from Cyber Defense Campus Zurich"
},
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Daniel Hulliger from Armasuisse"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A low\u2011privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo.\u003cbr\u003e"
}
],
"value": "A low\u2011privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-88",
"description": "CWE-88 Improper Neutralization of Argument Delimiters in a Command (\u0027Argument Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-09T08:17:11.116Z",
"orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
"shortName": "CERTVDE"
},
"references": [
{
"url": "https://www.mbs-solutions.de/mbs-2025-0001"
}
],
"source": {
"defect": [
"CERT@VDE#641895"
],
"discovery": "UNKNOWN"
},
"title": "Privilege escalation possible",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
"assignerShortName": "CERTVDE",
"cveId": "CVE-2025-41761",
"datePublished": "2026-03-09T08:17:11.116Z",
"dateReserved": "2025-04-16T11:18:45.760Z",
"dateUpdated": "2026-03-09T20:14:04.600Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-41761",
"date": "2026-10-14",
"epss": "0.00167",
"percentile": "0.05551"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "UBR-01 Mk II",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-02",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-LON",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
}
],
"source": "info@cert.vde.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:mbs-solutions:universal_bacnet_router_firmware:*:*:*:*:*:*:*:*",
"matchCriteriaId": "D4E2B246-5465-41DB-BD9A-1533A7508790",
"versionEndExcluding": "6.0.1.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:h:mbs-solutions:ubr-01_mk_ii:-:*:*:*:*:*:*:*",
"matchCriteriaId": "0D812069-6738-4B82-992B-09BB239783AB",
"vulnerable": false
},
{
"criteria": "cpe:2.3:h:mbs-solutions:ubr-02:-:*:*:*:*:*:*:*",
"matchCriteriaId": "B21413DE-E1FA-4B5C-A415-F8E70D7090BF",
"vulnerable": false
},
{
"criteria": "cpe:2.3:h:mbs-solutions:ubr-lon:-:*:*:*:*:*:*:*",
"matchCriteriaId": "E0C67EAC-C633-4037-B2C4-965455FFF2A0",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A low\u2011privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo."
},
{
"lang": "es",
"value": "Un atacante local con pocos privilegios que obtiene acceso a la cuenta de servicio UBR (p. ej., a trav\u00e9s de SSH) puede escalar privilegios para obtener acceso completo al sistema. Esto se debe a que a la cuenta de servicio se le permite ejecutar ciertos binarios (p. ej., tcpdump e ip) con sudo."
}
],
"id": "CVE-2025-41761",
"lastModified": "2026-06-17T09:23:07.520",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "info@cert.vde.com",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-41761",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-03-09T20:02:37.352857Z",
"version": "2.0.3"
}
}
]
},
"published": "2026-03-09T09:16:00.263",
"references": [
{
"source": "info@cert.vde.com",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mbs-solutions.de/mbs-2025-0001"
}
],
"sourceIdentifier": "info@cert.vde.com",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-88"
}
],
"source": "info@cert.vde.com",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T08:40:25+00:00",
"cve": "CVE-2025-41761",
"id": "CVE-2025-41761",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Privilege escalation possible",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-41761.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-41761",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-03-09T20:02:37.352857Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-03-09T20:04:15.345Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "UBR-01 Mk II",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-02",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
},
{
"defaultStatus": "unaffected",
"product": "UBR-LON",
"vendor": "MBS",
"versions": [
{
"lessThan": "6.0.1.0",
"status": "affected",
"version": "0.0.0",
"versionType": "semver"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Adrien Rey from Cyber Defense Campus Zurich"
},
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Daniel Hulliger from Armasuisse"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "A low\u2011privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo.\u003cbr\u003e"
}
],
"value": "A low\u2011privileged local attacker who gains access to the UBR service account (e.g., via SSH) can escalate privileges to obtain full system access. This is due to the service account being permitted to execute certain binaries (e.g., tcpdump and ip) with sudo."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-88",
"description": "CWE-88 Improper Neutralization of Argument Delimiters in a Command (\u0027Argument Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-03-09T08:17:11.116Z",
"orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
"shortName": "CERTVDE"
},
"references": [
{
"url": "https://www.mbs-solutions.de/mbs-2025-0001"
}
],
"source": {
"defect": [
"CERT@VDE#641895"
],
"discovery": "UNKNOWN"
},
"title": "Privilege escalation possible",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
}
},
"cveMetadata": {
"assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
"assignerShortName": "CERTVDE",
"cveId": "CVE-2025-41761",
"datePublished": "2026-03-09T08:17:11.116Z",
"dateReserved": "2025-04-16T11:18:45.760Z",
"dateUpdated": "2026-03-09T20:14:04.600Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
Loading…
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.