GSD-2021-41636
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
MELAG FTP Server 2.2.0.4 allows an attacker to use the CWD command to break out of the FTP servers root directory and operate on the entire operating system, while the access restrictions of the user running the FTP server apply.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-41636",
"description": "MELAG FTP Server 2.2.0.4 allows an attacker to use the CWD command to break out of the FTP servers root directory and operate on the entire operating system, while the access restrictions of the user running the FTP server apply.",
"id": "GSD-2021-41636"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-41636"
],
"details": "MELAG FTP Server 2.2.0.4 allows an attacker to use the CWD command to break out of the FTP servers root directory and operate on the entire operating system, while the access restrictions of the user running the FTP server apply.",
"id": "GSD-2021-41636",
"modified": "2023-12-13T01:23:27.406112Z",
"schema_version": "1.4.0"
}
},
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"ID": "CVE-2021-41636",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
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"version_value": "n/a"
}
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}
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"data_type": "CVE",
"data_version": "4.0",
"description": {
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"lang": "eng",
"value": "MELAG FTP Server 2.2.0.4 allows an attacker to use the CWD command to break out of the FTP servers root directory and operate on the entire operating system, while the access restrictions of the user running the FTP server apply."
}
]
},
"problemtype": {
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"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/",
"refsource": "MISC",
"url": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:melag:ftp_server:2.2.0.4:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
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"operator": "OR"
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"ID": "CVE-2021-41636"
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"description": {
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"value": "MELAG FTP Server 2.2.0.4 allows an attacker to use the CWD command to break out of the FTP servers root directory and operate on the entire operating system, while the access restrictions of the user running the FTP server apply."
}
]
},
"problemtype": {
"problemtype_data": [
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"value": "CWE-22"
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"reference_data": [
{
"name": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/",
"refsource": "MISC",
"tags": [
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"Third Party Advisory"
],
"url": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 6.8,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2022-07-05T14:15Z",
"publishedDate": "2022-06-24T12:15Z"
}
}
}
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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.
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- 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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