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8 vulnerabilities found for ewon_cosy_firmware by hms-networks
CVE-2024-33897 (GCVE-0-2024-33897)
Vulnerability from nvd – Published: 2024-08-06 00:00 – Updated: 2024-08-22 23:03
VLAI
EPSS
VEX
Summary
A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. The issue was patched on the Talk2m production server on April 18, 2024.
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-06 19:09 UTC
CWE
- n/a
- CWE-425 - Direct Request ('Forced Browsing')
Assigner
References
6 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hms-networks | ewon_cosy_firmware |
Affected:
21.0 , < 21.2s10
(custom)
Affected: 22.0 , < 22.1s3 (custom) cpe:2.3:o:hms-networks:ewon_cosy_firmware:*:*:*:*:*:*:*:* |
{
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"defaultStatus": "unknown",
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"metrics": [
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"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.1,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
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"options": [
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},
{
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},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-06T19:09:32.260175Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-425",
"description": "CWE-425 Direct Request (\u0027Forced Browsing\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-08-07T13:48:18.202Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2024-08-22T23:03:06.344Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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},
"references": [
{
"url": "http://seclists.org/fulldisclosure/2024/Aug/24"
},
{
"url": "http://seclists.org/fulldisclosure/2024/Aug/27"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. The issue was patched on the Talk2m production server on April 18, 2024."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "n/a",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-08-12T15:29:37.232Z",
"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
"shortName": "mitre"
},
"references": [
{
"url": "https://www.ewon.biz/products/cosy/ewon-cosy-wifi"
},
{
"url": "https://www.hms-networks.com/cyber-security"
},
{
"url": "https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cybersecurity/security-advisory/hms-security-advisory-2024-07-29-001--ewon-several-cosy--vulnerabilities.pdf"
},
{
"url": "https://blog.syss.com/posts/hacking-a-secure-industrial-remote-access-gateway/"
}
]
}
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"dateUpdated": "2024-08-22T23:03:06.344Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.1"
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CVE-2024-33892 (GCVE-0-2024-33892)
Vulnerability from nvd – Published: 2024-08-02 00:00 – Updated: 2025-11-04 16:12
VLAI
EPSS
VEX
Summary
Insecure Permissions vulnerability in Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are susceptible to leaking information through cookies. This is fixed in version 21.2s10 and 22.1s3
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-07 16:19 UTC
CWE
- n/a
- CWE-281 - Improper Preservation of Permissions
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hms-networks | ewon_cosy_firmware |
Affected:
21.0 , < 21.2s10
(custom)
Affected: 22.0 , < 22.1s3 (custom) cpe:2.3:o:hms-networks:ewon_cosy_firmware:*:*:*:*:*:*:*:* |
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"metrics": [
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"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
"version": "3.1"
}
},
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"options": [
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},
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}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-07T16:19:11.295418Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
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"descriptions": [
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"description": "CWE-281 Improper Preservation of Permissions",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-08-07T16:22:25.602Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
},
{
"providerMetadata": {
"dateUpdated": "2025-11-04T16:12:14.584Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"url": "http://seclists.org/fulldisclosure/2024/Aug/20"
}
],
"title": "CVE Program Container"
}
],
"cna": {
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"product": "n/a",
"vendor": "n/a",
"versions": [
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"descriptions": [
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"problemTypes": [
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"references": [
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"url": "https://www.ewon.biz/products/cosy/ewon-cosy-wifi"
},
{
"url": "https://www.hms-networks.com/cyber-security"
},
{
"url": "https://hmsnetworks.blob.core.windows.net/nlw/docs/default-source/products/cybersecurity/security-advisory/hms-security-advisory-2024-07-29-001--ewon-several-cosy--vulnerabilities.pdf"
},
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"dateUpdated": "2025-11-04T16:12:14.584Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
CVE-2020-16230 (GCVE-0-2020-16230)
Vulnerability from nvd – Published: 2020-09-18 18:04 – Updated: 2024-08-04 13:37
VLAI
EPSS
VEX
Summary
All version of Ewon Flexy and Cosy prior to 14.1 use wildcards such as (*) under which domains can request resources. An attacker with local access and high privileges could inject scripts into the Cross-origin Resource Sharing (CORS) configuration that could abuse this vulnerability, allowing the attacker to retrieve limited confidential information through sniffing.
Severity
No CVSS data available.
CWE
- PERMISSIVE CROSS-DOMAIN POLICY WITH UNTRUSTED DOMAINS
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://us-cert.cisa.gov/ics/advisories/icsa-20-254-03 | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| n/a | HMS Networks Ewon Flexy and Cosy |
Affected:
All versions prior to 14.1
|
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"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
"shortName": "icscert"
},
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"url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-254-03"
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"x_legacyV4Record": {
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CVE-2020-10633 (GCVE-0-2020-10633)
Vulnerability from nvd – Published: 2020-04-08 00:03 – Updated: 2024-08-04 11:06
VLAI
EPSS
VEX
Summary
A non-persistent XSS (cross-site scripting) vulnerability exists in eWON Flexy and Cosy (all firmware versions prior to 14.1s0). An attacker could send a specially crafted URL to initiate a password change for the device. The target must introduce the credentials to the gateway before the attack can be successful.
Severity
No CVSS data available.
CWE
- CWE-79 - IMPROPER NEUTRALIZATION OF INPUT DURING WEB PAGE GENERATION ('CROSS-SITE SCRIPTING') CWE-79
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.us-cert.gov/ics/advisories/icsa-20-098-03 | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| n/a | eWON Flexy and Cosy |
Affected:
All firmware versions prior to 14.1s0
|
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CVE-2024-33897 (GCVE-0-2024-33897)
Vulnerability from cvelistv5 – Published: 2024-08-06 00:00 – Updated: 2024-08-22 23:03
VLAI
EPSS
VEX
Summary
A compromised HMS Networks Cosy+ device could be used to request a Certificate Signing Request from Talk2m for another device, resulting in an availability issue. The issue was patched on the Talk2m production server on April 18, 2024.
Severity
9.1 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-06 19:09 UTC
CWE
- n/a
- CWE-425 - Direct Request ('Forced Browsing')
Assigner
References
6 references
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hms-networks | ewon_cosy_firmware |
Affected:
21.0 , < 21.2s10
(custom)
Affected: 22.0 , < 22.1s3 (custom) cpe:2.3:o:hms-networks:ewon_cosy_firmware:*:*:*:*:*:*:*:* |
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"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.1,
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"scope": "UNCHANGED",
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"timestamp": "2024-08-06T19:09:32.260175Z",
"version": "2.0.3"
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}
],
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}
]
}
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CVE-2024-33892 (GCVE-0-2024-33892)
Vulnerability from cvelistv5 – Published: 2024-08-02 00:00 – Updated: 2025-11-04 16:12
VLAI
EPSS
VEX
Summary
Insecure Permissions vulnerability in Cosy+ devices running a firmware 21.x below 21.2s10 or a firmware 22.x below 22.1s3 are susceptible to leaking information through cookies. This is fixed in version 21.2s10 and 22.1s3
Severity
5.3 (Medium)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-08-07 16:19 UTC
CWE
- n/a
- CWE-281 - Improper Preservation of Permissions
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| hms-networks | ewon_cosy_firmware |
Affected:
21.0 , < 21.2s10
(custom)
Affected: 22.0 , < 22.1s3 (custom) cpe:2.3:o:hms-networks:ewon_cosy_firmware:*:*:*:*:*:*:*:* |
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CVE-2020-16230 (GCVE-0-2020-16230)
Vulnerability from cvelistv5 – Published: 2020-09-18 18:04 – Updated: 2024-08-04 13:37
VLAI
EPSS
VEX
Summary
All version of Ewon Flexy and Cosy prior to 14.1 use wildcards such as (*) under which domains can request resources. An attacker with local access and high privileges could inject scripts into the Cross-origin Resource Sharing (CORS) configuration that could abuse this vulnerability, allowing the attacker to retrieve limited confidential information through sniffing.
Severity
No CVSS data available.
CWE
- PERMISSIVE CROSS-DOMAIN POLICY WITH UNTRUSTED DOMAINS
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://us-cert.cisa.gov/ics/advisories/icsa-20-254-03 | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| n/a | HMS Networks Ewon Flexy and Cosy |
Affected:
All versions prior to 14.1
|
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CVE-2020-10633 (GCVE-0-2020-10633)
Vulnerability from cvelistv5 – Published: 2020-04-08 00:03 – Updated: 2024-08-04 11:06
VLAI
EPSS
VEX
Summary
A non-persistent XSS (cross-site scripting) vulnerability exists in eWON Flexy and Cosy (all firmware versions prior to 14.1s0). An attacker could send a specially crafted URL to initiate a password change for the device. The target must introduce the credentials to the gateway before the attack can be successful.
Severity
No CVSS data available.
CWE
- CWE-79 - IMPROPER NEUTRALIZATION OF INPUT DURING WEB PAGE GENERATION ('CROSS-SITE SCRIPTING') CWE-79
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.us-cert.gov/ics/advisories/icsa-20-098-03 | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| n/a | eWON Flexy and Cosy |
Affected:
All firmware versions prior to 14.1s0
|
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