Search criteria
19 vulnerabilities found for easy_chat_server by echatserver
CVE-2018-25221 (GCVE-0-2018-25221)
Vulnerability from nvd – Published: 2026-03-28 11:58 – Updated: 2026-03-30 15:52
VLAI
Title
EChat Server 3.1 Buffer Overflow via chat.ghp username Parameter
Summary
EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to execute arbitrary code by supplying an oversized username parameter. Attackers can send a GET request to chat.ghp with a malicious username value containing shellcode and ROP gadgets to achieve code execution in the application context.
Severity
9.8 (Critical)
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-787 - Out-of-bounds Write
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/44155 | exploit |
| https://www.vulncheck.com/advisories/echat-server… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Echatserver | EChat Server |
Affected:
3.1
|
Date Public
2018-02-21 00:00
Credits
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CVE-2019-25613 (GCVE-0-2019-25613)
Vulnerability from nvd – Published: 2026-03-22 13:38 – Updated: 2026-03-23 16:15
VLAI
Title
Easy Chat Server 3.1 Denial of Service via message Parameter
Summary
Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-940 - Improper Verification of Source of a Communication Channel
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/46806 | exploit |
| http://www.echatserver.com | product |
| http://www.echatserver.com/ecssetup.exe | product |
| https://www.vulncheck.com/advisories/easy-chat-se… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Echatserver | Easy Chat |
Affected:
3.1
|
Date Public
2019-05-07 00:00
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CVE-2022-44939 (GCVE-0-2022-44939)
Vulnerability from nvd – Published: 2023-01-06 00:00 – Updated: 2025-04-09 20:35
VLAI
Summary
Efs Software Easy Chat Server Version 3.1 was discovered to contain a DLL hijacking vulnerability via the component TextShaping.dll. This vulnerability allows attackers to execute arbitrary code via a crafted DLL.
Severity
7.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- n/a
- CWE-427 - Uncontrolled Search Path Element
Assigner
References
1 reference
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CVE-2019-20502 (GCVE-0-2019-20502)
Vulnerability from nvd – Published: 2020-03-05 19:14 – Updated: 2024-08-05 02:46
VLAI
Summary
An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/s1kr10s/EasyChatServer-DOS | x_refsource_MISC |
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CVE-2017-9557 (GCVE-0-2017-9557)
Vulnerability from nvd – Published: 2017-06-12 15:00 – Updated: 2024-09-16 17:18
VLAI
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
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CVE-2017-9544 (GCVE-0-2017-9544)
Vulnerability from nvd – Published: 2017-06-12 06:00 – Updated: 2024-08-05 17:11
VLAI
Summary
There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/42155/ | exploitx_refsource_EXPLOIT-DB |
Date Public
2017-06-12 00:00
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CVE-2017-9543 (GCVE-0-2017-9543)
Vulnerability from nvd – Published: 2017-06-12 06:00 – Updated: 2024-08-05 17:11
VLAI
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to reset arbitrary passwords via a crafted POST request to registresult.htm.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
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Date Public
2017-06-12 00:00
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CVE-2018-25221 (GCVE-0-2018-25221)
Vulnerability from cvelistv5 – Published: 2026-03-28 11:58 – Updated: 2026-03-30 15:52
VLAI
Title
EChat Server 3.1 Buffer Overflow via chat.ghp username Parameter
Summary
EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to execute arbitrary code by supplying an oversized username parameter. Attackers can send a GET request to chat.ghp with a malicious username value containing shellcode and ROP gadgets to achieve code execution in the application context.
Severity
9.8 (Critical)
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-787 - Out-of-bounds Write
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/44155 | exploit |
| https://www.vulncheck.com/advisories/echat-server… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Echatserver | EChat Server |
Affected:
3.1
|
Date Public
2018-02-21 00:00
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CVE-2019-25613 (GCVE-0-2019-25613)
Vulnerability from cvelistv5 – Published: 2026-03-22 13:38 – Updated: 2026-03-23 16:15
VLAI
Title
Easy Chat Server 3.1 Denial of Service via message Parameter
Summary
Easy Chat Server 3.1 contains a denial of service vulnerability that allows remote attackers to crash the application by sending oversized data in the message parameter. Attackers can establish a session via the chat.ghp endpoint and then send a POST request to body2.ghp with an excessively large message parameter value to cause the service to crash.
Severity
SSVC
Exploitation: poc
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-940 - Improper Verification of Source of a Communication Channel
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/46806 | exploit |
| http://www.echatserver.com | product |
| http://www.echatserver.com/ecssetup.exe | product |
| https://www.vulncheck.com/advisories/easy-chat-se… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Echatserver | Easy Chat |
Affected:
3.1
|
Date Public
2019-05-07 00:00
Credits
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CVE-2022-44939 (GCVE-0-2022-44939)
Vulnerability from cvelistv5 – Published: 2023-01-06 00:00 – Updated: 2025-04-09 20:35
VLAI
Summary
Efs Software Easy Chat Server Version 3.1 was discovered to contain a DLL hijacking vulnerability via the component TextShaping.dll. This vulnerability allows attackers to execute arbitrary code via a crafted DLL.
Severity
7.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- n/a
- CWE-427 - Uncontrolled Search Path Element
Assigner
References
1 reference
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CVE-2019-20502 (GCVE-0-2019-20502)
Vulnerability from cvelistv5 – Published: 2020-03-05 19:14 – Updated: 2024-08-05 02:46
VLAI
Summary
An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://github.com/s1kr10s/EasyChatServer-DOS | x_refsource_MISC |
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CVE-2017-9557 (GCVE-0-2017-9557)
Vulnerability from cvelistv5 – Published: 2017-06-12 15:00 – Updated: 2024-09-16 17:18
VLAI
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/42153/ | exploitx_refsource_EXPLOIT-DB |
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CVE-2017-9544 (GCVE-0-2017-9544)
Vulnerability from cvelistv5 – Published: 2017-06-12 06:00 – Updated: 2024-08-05 17:11
VLAI
Summary
There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/42155/ | exploitx_refsource_EXPLOIT-DB |
Date Public
2017-06-12 00:00
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CVE-2017-9543 (GCVE-0-2017-9543)
Vulnerability from cvelistv5 – Published: 2017-06-12 06:00 – Updated: 2024-08-05 17:11
VLAI
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to reset arbitrary passwords via a crafted POST request to registresult.htm.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/42154/ | exploitx_refsource_EXPLOIT-DB |
Date Public
2017-06-12 00:00
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FKIE_CVE-2022-44939
Vulnerability from fkie_nvd - Published: 2023-01-06 22:15 - Updated: 2025-04-09 21:15
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
Efs Software Easy Chat Server Version 3.1 was discovered to contain a DLL hijacking vulnerability via the component TextShaping.dll. This vulnerability allows attackers to execute arbitrary code via a crafted DLL.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| echatserver | easy_chat_server | 3.1 |
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FKIE_CVE-2019-20502
Vulnerability from fkie_nvd - Published: 2020-03-05 20:15 - Updated: 2024-11-21 04:38
Severity
Summary
An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://github.com/s1kr10s/EasyChatServer-DOS | Exploit, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/s1kr10s/EasyChatServer-DOS | Exploit, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| echatserver | easy_chat_server | 3.1 |
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"value": "An issue was discovered in EFS Easy Chat Server 3.1. There is a buffer overflow via a long body2.ghp message parameter."
},
{
"lang": "es",
"value": "Se detect\u00f3 un problema en EFS Easy Chat Server versi\u00f3n 3.1. Se presenta un desbordamiento del b\u00fafer por medio de un par\u00e1metro message de un archivo body2.ghp grande."
}
],
"id": "CVE-2019-20502",
"lastModified": "2024-11-21T04:38:37.890",
"metrics": {
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},
"published": "2020-03-05T20:15:11.690",
"references": [
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "https://github.com/s1kr10s/EasyChatServer-DOS"
},
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]
}
FKIE_CVE-2017-9557
Vulnerability from fkie_nvd - Published: 2017-06-12 15:29 - Updated: 2026-05-13 00:24
Severity
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://www.exploit-db.com/exploits/42153/ | Exploit, Third Party Advisory, VDB Entry | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.exploit-db.com/exploits/42153/ | Exploit, Third Party Advisory, VDB Entry |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| echatserver | easy_chat_server | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:echatserver:easy_chat_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CC553F29-3FB1-4BC9-AD80-0BD59DCDDE3C",
"versionEndIncluding": "3.1",
"versionStartIncluding": "2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
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"descriptions": [
{
"lang": "en",
"value": "register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to discover passwords by sending the username parameter in conjunction with an empty password parameter, and reading the HTML source code of the response."
},
{
"lang": "es",
"value": "El archivo register.ghp en EFS Software Easy Chat Server versiones 2.0 hasta 3.1, permite a los atacantes remotos detectar contrase\u00f1as mediante el env\u00edo del par\u00e1metro username junto con un par\u00e1metro password vac\u00edo y leyendo el c\u00f3digo fuente HTML de la respuesta."
}
],
"id": "CVE-2017-9557",
"lastModified": "2026-05-13T00:24:29.033",
"metrics": {
"cvssMetricV2": [
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"acInsufInfo": false,
"baseSeverity": "MEDIUM",
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"version": "2.0"
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"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
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},
"published": "2017-06-12T15:29:00.160",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
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{
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"lang": "en",
"value": "CWE-522"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
FKIE_CVE-2017-9543
Vulnerability from fkie_nvd - Published: 2017-06-12 06:29 - Updated: 2026-05-13 00:24
Severity
Summary
register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to reset arbitrary passwords via a crafted POST request to registresult.htm.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://www.exploit-db.com/exploits/42154/ | Exploit, Third Party Advisory, VDB Entry | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.exploit-db.com/exploits/42154/ | Exploit, Third Party Advisory, VDB Entry |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| echatserver | easy_chat_server | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:echatserver:easy_chat_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CC553F29-3FB1-4BC9-AD80-0BD59DCDDE3C",
"versionEndIncluding": "3.1",
"versionStartIncluding": "2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
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"descriptions": [
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"lang": "en",
"value": "register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1 allows remote attackers to reset arbitrary passwords via a crafted POST request to registresult.htm."
},
{
"lang": "es",
"value": "En el archivo register.ghp en EFS Software Easy Chat Server versiones 2.0 hasta 3.1, permite a los atacantes remotos restablecer contrase\u00f1as arbitrarias por medio de una petici\u00f3n POST dise\u00f1ada en el archivo registresult.htm."
}
],
"id": "CVE-2017-9543",
"lastModified": "2026-05-13T00:24:29.033",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "NETWORK",
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"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
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"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
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"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2017-06-12T06:29:00.523",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
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"url": "https://www.exploit-db.com/exploits/42154/"
},
{
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"Exploit",
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"url": "https://www.exploit-db.com/exploits/42154/"
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-640"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
FKIE_CVE-2017-9544
Vulnerability from fkie_nvd - Published: 2017-06-12 06:29 - Updated: 2026-05-13 00:24
Severity
Summary
There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code.
References
| URL | Tags | ||
|---|---|---|---|
| cve@mitre.org | https://www.exploit-db.com/exploits/42155/ | Exploit, Third Party Advisory, VDB Entry | |
| af854a3a-2127-422b-91ae-364da2661108 | https://www.exploit-db.com/exploits/42155/ | Exploit, Third Party Advisory, VDB Entry |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| echatserver | easy_chat_server | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:echatserver:easy_chat_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "CC553F29-3FB1-4BC9-AD80-0BD59DCDDE3C",
"versionEndIncluding": "3.1",
"versionStartIncluding": "2.0",
"vulnerable": true
}
],
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"operator": "OR"
}
]
}
],
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"value": "There is a remote stack-based buffer overflow (SEH) in register.ghp in EFS Software Easy Chat Server versions 2.0 to 3.1. By sending an overly long username string to registresult.htm for registering the user, an attacker may be able to execute arbitrary code."
},
{
"lang": "es",
"value": "Se presenta un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria remoto (SEH) en el archivo register.ghp en EFS Software Easy Chat Server versiones 2.0 hasta 3.1. Al enviar una cadena de nombre de usuario demasiado larga en archivo registresult.htm para registrar al usuario, un atacante puede ser capaz de ejecutar c\u00f3digo arbitrario."
}
],
"id": "CVE-2017-9544",
"lastModified": "2026-05-13T00:24:29.033",
"metrics": {
"cvssMetricV2": [
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"acInsufInfo": false,
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{
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}
],
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}
]
}