CVE-2021-20999 (GCVE-0-2021-20999)
Vulnerability from cvelistv5 – Published: 2021-05-13 13:45 – Updated: 2024-09-17 01:16
VLAI?
Title
WEIDMUELLER: Accidentally open network port in u-controls and IoT-Gateways
Summary
In Weidmüller u-controls and IoT-Gateways in versions up to 1.12.1 a network port intended only for device-internal usage is accidentally accessible via external network interfaces. By exploiting this vulnerability the device may be manipulated or the operation may be stopped.
Severity ?
9.4 (Critical)
CWE
- CWE-668 - Exposure of Resource to Wrong Sphere
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
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Impacted products
| Vendor | Product | Version | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weidmüller | UC20-WL2000-AC (No. 1334950000) |
Affected:
1.3.0 , ≤ 1.9.0
(custom)
Affected: 1.10.0 , ≤ 1.10.2 (custom) Affected: 1.11.0 , ≤ 1.12.1 (custom) |
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Credits
Reported by Weidmüller.
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detenida\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"info@cert.vde.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H\",\"baseScore\":9.4,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.5},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"info@cert.vde.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-668\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.3.0\",\"versionEndExcluding\":\"1.9.1\",\"matchCriteriaId\":\"5A1E7682-E240-4D15-AC34-626C77BE41B1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndExcluding\":\"1.10.3\",\"matchCriteriaId\":\"0FF8472B-BBE3-4793-AF5F-E3AB4FB3D0E1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:1.11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1AF70A61-6C4A-4B07-B263-5E19CBCAD607\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-ac_firmware:1.12.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A69023EC-EFA5-444C-9636-9855565AFF80\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:weidmueller:uc20-wl2000-ac:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BAD85D18-1A66-487D-80B3-C5E1285685DD\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.3.0\",\"versionEndExcluding\":\"1.9.1\",\"matchCriteriaId\":\"3AE0D482-A42D-4545-A5C5-15B0ADD36A8C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndExcluding\":\"1.10.3\",\"matchCriteriaId\":\"00BD211A-944F-4074-9605-A78FFEB9F375\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:1.11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3567D99A-8FC6-4663-8BFB-7AC1B5718D74\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:uc20-wl2000-iot_firmware:1.12.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"52E0A330-8B6D-4610-9F90-AA455E0C30A7\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:weidmueller:uc20-wl2000-iot:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B98578B6-9F39-4616-A240-0A09832A0A92\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:iot-gw30_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.3.0\",\"versionEndExcluding\":\"1.9.1\",\"matchCriteriaId\":\"7D37EA6C-392B-404D-8A2D-2038D45B9736\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:iot-gw30_firmware:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.10.0\",\"versionEndExcluding\":\"1.10.3\",\"matchCriteriaId\":\"82C07A83-6181-40D6-BAC5-0BFD2EB0775F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:iot-gw30_firmware:1.11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7D00D166-D270-4CA8-AF12-D00E936C09D2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:weidmueller:iot-gw30_firmware:1.12.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"799AAC8C-E0D9-4C56-A46E-5833E2FF4F36\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulne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Party Advisory\"]},{\"url\":\"https://cert.vde.com/en-us/advisories/vde-2021-016\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}"
}
}
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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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