GSD-2018-7749
Vulnerability from gsd - Updated: 2023-12-13 01:22Details
The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2018-7749",
"description": "The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.",
"id": "GSD-2018-7749",
"references": [
"https://ubuntu.com/security/CVE-2018-7749"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
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],
"details": "The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.",
"id": "GSD-2018-7749",
"modified": "2023-12-13T01:22:32.580718Z",
"schema_version": "1.4.0"
}
},
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"name": "[asyncssh-announce] 20180310 AsyncSSH 1.12.1 released, with important security fix!",
"refsource": "MLIST",
"url": "https://groups.google.com/forum/#!msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ"
},
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"name": "https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4",
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"url": "https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4"
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},
"gitlab.com": {
"advisories": [
{
"affected_range": "\u003c1.12.1",
"affected_versions": "All versions before 1.12.1",
"cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-287",
"CWE-937"
],
"date": "2019-03-04",
"description": "The SSH server implementation of AsyncSSH does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.",
"fixed_versions": [
"1.12.1"
],
"identifier": "CVE-2018-7749",
"identifiers": [
"CVE-2018-7749"
],
"not_impacted": "All versions starting from 1.12.1",
"package_slug": "pypi/asyncssh",
"pubdate": "2018-03-12",
"solution": "Upgrade to version 1.12.1 or above.",
"title": "Improper Authentication",
"urls": [
"https://nvd.nist.gov/vuln/detail/CVE-2018-7749",
"https://groups.google.com/forum/#!msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ"
],
"uuid": "d2343cec-ee99-4a69-b3c3-4fa6daf3185b"
}
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"cpe23Uri": "cpe:2.3:a:asyncssh_project:asyncssh:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "1.12.1",
"vulnerable": true
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"name": "https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4",
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"tags": [
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"url": "https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4"
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{
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "HIGH",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2019-03-04T19:16Z",
"publishedDate": "2018-03-12T19:29Z"
}
}
}
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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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