GSD-2021-26557
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-26557",
"description": "When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access.",
"id": "GSD-2021-26557"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-26557"
],
"details": "When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access.",
"id": "GSD-2021-26557",
"modified": "2023-12-13T01:23:33.914899Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"ASSIGNER": "security@octopus.com",
"ID": "CVE-2021-26557",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Octopus Tentacle",
"version": {
"version_data": [
{
"version_affected": "\u003e=",
"version_value": "3.15.4"
},
{
"version_affected": "\u003c",
"version_value": "6.0.489"
}
]
}
}
]
},
"vendor_name": "Octopus Deploy"
}
]
}
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"description": {
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"value": "When Octopus Tentacle is installed using a custom folder location, folder ACLs are not set correctly and could lead to an unprivileged user using DLL side-loading to gain privileged access."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Local privilege escalation in Octopus Tentacle (Windows)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://advisories.octopus.com/adv/2021-02---Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-26557).1732870264.html",
"refsource": "MISC",
"url": "https://advisories.octopus.com/adv/2021-02---Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-26557).1732870264.html"
}
]
}
},
"nvd.nist.gov": {
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"nodes": [
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"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:octopus:tentacle:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "6.0.489",
"versionStartIncluding": "3.15.4",
"vulnerable": true
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}
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},
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"problemtype_data": [
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"value": "CWE-426"
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"name": "https://advisories.octopus.com/adv/2021-02---Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-26557).1732870264.html",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://advisories.octopus.com/adv/2021-02---Local-privilege-escalation-in-Octopus-Tentacle-(CVE-2021-26557).1732870264.html"
}
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.4,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.4,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2021-10-15T16:37Z",
"publishedDate": "2021-10-07T01:15Z"
}
}
}
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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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