VAR-202102-1231
Vulnerability from variot - Updated: 2023-12-18 12:35Stack-based buffer overflow vulnerability in frontend/main.c in faad2 before 2.2.7.1 allow local attackers to execute arbitrary code via filename and pathname options. faad2 Contains an unspecified vulnerability.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Synology DiskStation Manager (DSM) is an operating system for network storage servers (NAS) developed by Synology, Taiwan. The operating system can manage data, documents, photos, music and other information
Show details on source website{
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/VARIoTentry#",
"affected_products": {
"@id": "https://www.variotdbs.pl/ref/affected_products"
},
"configurations": {
"@id": "https://www.variotdbs.pl/ref/configurations"
},
"credits": {
"@id": "https://www.variotdbs.pl/ref/credits"
},
"cvss": {
"@id": "https://www.variotdbs.pl/ref/cvss/"
},
"description": {
"@id": "https://www.variotdbs.pl/ref/description/"
},
"exploit_availability": {
"@id": "https://www.variotdbs.pl/ref/exploit_availability/"
},
"external_ids": {
"@id": "https://www.variotdbs.pl/ref/external_ids/"
},
"iot": {
"@id": "https://www.variotdbs.pl/ref/iot/"
},
"iot_taxonomy": {
"@id": "https://www.variotdbs.pl/ref/iot_taxonomy/"
},
"patch": {
"@id": "https://www.variotdbs.pl/ref/patch/"
},
"problemtype_data": {
"@id": "https://www.variotdbs.pl/ref/problemtype_data/"
},
"references": {
"@id": "https://www.variotdbs.pl/ref/references/"
},
"sources": {
"@id": "https://www.variotdbs.pl/ref/sources/"
},
"sources_release_date": {
"@id": "https://www.variotdbs.pl/ref/sources_release_date/"
},
"sources_update_date": {
"@id": "https://www.variotdbs.pl/ref/sources_update_date/"
},
"threat_type": {
"@id": "https://www.variotdbs.pl/ref/threat_type/"
},
"title": {
"@id": "https://www.variotdbs.pl/ref/title/"
},
"type": {
"@id": "https://www.variotdbs.pl/ref/type/"
}
},
"@id": "https://www.variotdbs.pl/vuln/VAR-202102-1231",
"affected_products": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/affected_products#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"model": "skynas",
"scope": "eq",
"trust": 1.0,
"vendor": "synology",
"version": null
},
{
"model": "vs960hd",
"scope": "eq",
"trust": 1.0,
"vendor": "synology",
"version": null
},
{
"model": "diskstation manager",
"scope": "lt",
"trust": 1.0,
"vendor": "synology",
"version": "6.2.3-25426-3"
},
{
"model": "faad2",
"scope": "lt",
"trust": 1.0,
"vendor": "faad2",
"version": "2.2.7.1"
},
{
"model": "diskstation manager unified controller",
"scope": "eq",
"trust": 1.0,
"vendor": "synology",
"version": "3.0"
},
{
"model": "diskstation manager",
"scope": null,
"trust": 0.8,
"vendor": "synology",
"version": null
},
{
"model": "diskstation manager unified controller",
"scope": null,
"trust": 0.8,
"vendor": "synology",
"version": null
},
{
"model": "skynas",
"scope": null,
"trust": 0.8,
"vendor": "synology",
"version": null
},
{
"model": "vs960hd",
"scope": null,
"trust": 0.8,
"vendor": "synology",
"version": null
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
}
]
},
"configurations": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/configurations#",
"children": {
"@container": "@list"
},
"cpe_match": {
"@container": "@list"
},
"data": {
"@container": "@list"
},
"nodes": {
"@container": "@list"
}
},
"data": [
{
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:synology:diskstation_manager:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "6.2.3-25426-3",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:synology:vs960hd_firmware:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:synology:vs960hd:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
}
],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
},
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:synology:skynas_firmware:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:synology:skynas:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
}
],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
},
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:synology:diskstation_manager_unified_controller:3.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:h:synology:uc3200:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": false
}
],
"operator": "OR"
}
],
"cpe_match": [],
"operator": "AND"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:faad2_project:faad2:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.2.7.1",
"vulnerable": true
}
],
"operator": "OR"
}
]
}
],
"sources": [
{
"db": "NVD",
"id": "CVE-2021-26567"
}
]
},
"cve": "CVE-2021-26567",
"cvss": {
"@context": {
"cvssV2": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV2#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV2"
},
"cvssV3": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/cvss/cvssV3#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/cvssV3/"
},
"severity": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/cvss/severity#"
},
"@id": "https://www.variotdbs.pl/ref/cvss/severity"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
},
"@id": "https://www.variotdbs.pl/ref/sources"
}
},
"data": [
{
"cvssV2": [
{
"acInsufInfo": false,
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"author": "NVD",
"availabilityImpact": "PARTIAL",
"baseScore": 6.5,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"integrityImpact": "PARTIAL",
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"trust": 1.0,
"userInteractionRequired": false,
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
{
"acInsufInfo": null,
"accessComplexity": "Low",
"accessVector": "Network",
"authentication": "Single",
"author": "NVD",
"availabilityImpact": "Partial",
"baseScore": 6.5,
"confidentialityImpact": "Partial",
"exploitabilityScore": null,
"id": "CVE-2021-26567",
"impactScore": null,
"integrityImpact": "Partial",
"obtainAllPrivilege": null,
"obtainOtherPrivilege": null,
"obtainUserPrivilege": null,
"severity": "Medium",
"trust": 0.8,
"userInteractionRequired": null,
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
{
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"author": "VULHUB",
"availabilityImpact": "PARTIAL",
"baseScore": 6.5,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 8.0,
"id": "VHN-385708",
"impactScore": 6.4,
"integrityImpact": "PARTIAL",
"severity": "MEDIUM",
"trust": 0.1,
"vectorString": "AV:N/AC:L/AU:S/C:P/I:P/A:P",
"version": "2.0"
}
],
"cvssV3": [
{
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"author": "NVD",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
{
"attackComplexity": "Low",
"attackVector": "Network",
"author": "NVD",
"availabilityImpact": "High",
"baseScore": 8.8,
"baseSeverity": "High",
"confidentialityImpact": "High",
"exploitabilityScore": null,
"id": "CVE-2021-26567",
"impactScore": null,
"integrityImpact": "High",
"privilegesRequired": "Low",
"scope": "Unchanged",
"trust": 0.8,
"userInteraction": "None",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
}
],
"severity": [
{
"author": "NVD",
"id": "CVE-2021-26567",
"trust": 1.8,
"value": "HIGH"
},
{
"author": "CNNVD",
"id": "CNNVD-202102-1702",
"trust": 0.6,
"value": "HIGH"
},
{
"author": "VULHUB",
"id": "VHN-385708",
"trust": 0.1,
"value": "MEDIUM"
}
]
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385708"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"description": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/description#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Stack-based buffer overflow vulnerability in frontend/main.c in faad2 before 2.2.7.1 allow local attackers to execute arbitrary code via filename and pathname options. faad2 Contains an unspecified vulnerability.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Synology DiskStation Manager (DSM) is an operating system for network storage servers (NAS) developed by Synology, Taiwan. The operating system can manage data, documents, photos, music and other information",
"sources": [
{
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "VULHUB",
"id": "VHN-385708"
}
],
"trust": 1.71
},
"external_ids": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/external_ids#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"db": "NVD",
"id": "CVE-2021-26567",
"trust": 2.5
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180",
"trust": 0.8
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702",
"trust": 0.6
},
{
"db": "VULHUB",
"id": "VHN-385708",
"trust": 0.1
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385708"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"id": "VAR-202102-1231",
"iot": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/iot#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": true,
"sources": [
{
"db": "VULHUB",
"id": "VHN-385708"
}
],
"trust": 0.01
},
"last_update_date": "2023-12-18T12:35:09.234000Z",
"patch": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/patch#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"title": "Synology-SA-20",
"trust": 0.8,
"url": "https://www.synology.com/security/advisory/synology_sa_20_26"
},
{
"title": "Synology DiskStation Manager Security vulnerabilities",
"trust": 0.6,
"url": "http://123.124.177.30/web/xxk/bdxqbyid.tag?id=142938"
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"problemtype_data": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/problemtype_data#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"problemtype": "CWE-787",
"trust": 1.0
},
{
"problemtype": "Other (CWE-Other) [NVD Evaluation ]",
"trust": 0.8
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
}
]
},
"references": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/references#",
"data": {
"@container": "@list"
},
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": [
{
"trust": 2.5,
"url": "https://github.com/knik0/faad2/commit/720f7004d6c4aabee19aad16e7c456ed76a3ebfa"
},
{
"trust": 1.7,
"url": "https://www.synology.com/security/advisory/synology_sa_20_26"
},
{
"trust": 1.4,
"url": "https://nvd.nist.gov/vuln/detail/cve-2021-26567"
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385708"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"sources": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#",
"data": {
"@container": "@list"
}
},
"data": [
{
"db": "VULHUB",
"id": "VHN-385708"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"sources_release_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_release_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2021-02-26T00:00:00",
"db": "VULHUB",
"id": "VHN-385708"
},
{
"date": "2021-11-16T00:00:00",
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"date": "2021-02-26T22:15:20.707000",
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"date": "2021-02-26T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"sources_update_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2021-03-12T00:00:00",
"db": "VULHUB",
"id": "VHN-385708"
},
{
"date": "2021-11-16T06:39:00",
"db": "JVNDB",
"id": "JVNDB-2021-004180"
},
{
"date": "2023-06-26T19:20:46.277000",
"db": "NVD",
"id": "CVE-2021-26567"
},
{
"date": "2023-06-27T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
]
},
"threat_type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/threat_type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "local",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
],
"trust": 0.6
},
"title": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/title#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "faad2\u00a0 Vulnerability in",
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004180"
}
],
"trust": 0.8
},
"type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "buffer error",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202102-1702"
}
],
"trust": 0.6
}
}
Loading…
Loading…
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.
Loading…
Loading…