VAR-202102-1278
Vulnerability from variot - Updated: 2023-12-18 11:03Out-of-bounds write vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header. Synology DiskStation Manager (DSM) Is vulnerable to an out-of-bounds write.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Pillow is a Python-based image processing library. There is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. 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-202102-1278",
"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 unified controller",
"scope": "eq",
"trust": 1.0,
"vendor": "synology",
"version": "3.0"
},
{
"model": "diskstation manager",
"scope": "lt",
"trust": 1.0,
"vendor": "synology",
"version": "6.2.3-25426-3"
},
{
"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-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
}
]
},
"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"
}
]
}
],
"sources": [
{
"db": "NVD",
"id": "CVE-2021-26562"
}
]
},
"credits": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/credits#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Discovered by Claudio Bozzato and Lilith \u003e_\u003e of Cisco Talos.",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
}
],
"trust": 0.6
},
"cve": "CVE-2021-26562",
"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": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "NVD",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"integrityImpact": "PARTIAL",
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"trust": 1.0,
"userInteractionRequired": false,
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
{
"acInsufInfo": null,
"accessComplexity": "Medium",
"accessVector": "Network",
"authentication": "None",
"author": "NVD",
"availabilityImpact": "Partial",
"baseScore": 6.8,
"confidentialityImpact": "Partial",
"exploitabilityScore": null,
"id": "CVE-2021-26562",
"impactScore": null,
"integrityImpact": "Partial",
"obtainAllPrivilege": null,
"obtainOtherPrivilege": null,
"obtainUserPrivilege": null,
"severity": "Medium",
"trust": 0.8,
"userInteractionRequired": null,
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
{
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"author": "VULHUB",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"exploitabilityScore": 8.6,
"id": "VHN-385703",
"impactScore": 6.4,
"integrityImpact": "PARTIAL",
"severity": "MEDIUM",
"trust": 0.1,
"vectorString": "AV:N/AC:M/AU:N/C:P/I:P/A:P",
"version": "2.0"
}
],
"cvssV3": [
{
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"author": "NVD",
"availabilityImpact": "HIGH",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"exploitabilityScore": 2.2,
"impactScore": 5.9,
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
{
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"author": "security@synology.com",
"availabilityImpact": "HIGH",
"baseScore": 9.0,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"exploitabilityScore": 2.2,
"impactScore": 6.0,
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"trust": 1.0,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
{
"attackComplexity": "High",
"attackVector": "Network",
"author": "NVD",
"availabilityImpact": "High",
"baseScore": 8.1,
"baseSeverity": "High",
"confidentialityImpact": "High",
"exploitabilityScore": null,
"id": "CVE-2021-26562",
"impactScore": null,
"integrityImpact": "High",
"privilegesRequired": "None",
"scope": "Unchanged",
"trust": 0.8,
"userInteraction": "None",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.0"
}
],
"severity": [
{
"author": "NVD",
"id": "CVE-2021-26562",
"trust": 1.8,
"value": "HIGH"
},
{
"author": "security@synology.com",
"id": "CVE-2021-26562",
"trust": 1.0,
"value": "CRITICAL"
},
{
"author": "CNNVD",
"id": "CNNVD-202102-1708",
"trust": 0.6,
"value": "HIGH"
},
{
"author": "CNNVD",
"id": "CNNVD-202104-975",
"trust": 0.6,
"value": "MEDIUM"
},
{
"author": "VULHUB",
"id": "VHN-385703",
"trust": 0.1,
"value": "MEDIUM"
}
]
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385703"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"description": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/description#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Out-of-bounds write vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header. Synology DiskStation Manager (DSM) Is vulnerable to an out-of-bounds write.Information is obtained, information is tampered with, and service is disrupted (DoS) It may be put into a state. Pillow is a Python-based image processing library. \nThere is currently no information about this vulnerability, please feel free to follow CNNVD or manufacturer announcements. 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-2021-26562"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
},
{
"db": "VULHUB",
"id": "VHN-385703"
}
],
"trust": 2.25
},
"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-2021-26562",
"trust": 2.5
},
{
"db": "TALOS",
"id": "TALOS-2020-1159",
"trust": 1.7
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176",
"trust": 0.8
},
{
"db": "CS-HELP",
"id": "SB2021042002",
"trust": 0.6
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708",
"trust": 0.6
},
{
"db": "CS-HELP",
"id": "SB2021041363",
"trust": 0.6
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975",
"trust": 0.6
},
{
"db": "VULHUB",
"id": "VHN-385703",
"trust": 0.1
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385703"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"id": "VAR-202102-1278",
"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-385703"
}
],
"trust": 0.01
},
"last_update_date": "2023-12-18T11:03:21.487000Z",
"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 Buffer error vulnerability fix",
"trust": 0.6,
"url": "http://www.cnnvd.org.cn/web/xxk/bdxqbyid.tag?id=143562"
}
],
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
}
]
},
"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": 1.1
},
{
"problemtype": "Out-of-bounds writing (CWE-787) [NVD Evaluation ]",
"trust": 0.8
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385703"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
}
]
},
"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": 1.7,
"url": "https://www.synology.com/security/advisory/synology_sa_20_26"
},
{
"trust": 1.4,
"url": "https://nvd.nist.gov/vuln/detail/cve-2021-26562"
},
{
"trust": 1.2,
"url": "https://talosintelligence.com/vulnerability_reports/talos-2020-1159"
},
{
"trust": 1.1,
"url": "https://www.talosintelligence.com/vulnerability_reports/talos-2020-1159"
},
{
"trust": 0.6,
"url": "https://www.cybersecurity-help.cz/vdb/sb2021042002"
},
{
"trust": 0.6,
"url": "https://www.cybersecurity-help.cz/vdb/sb2021041363"
}
],
"sources": [
{
"db": "VULHUB",
"id": "VHN-385703"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"sources": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#",
"data": {
"@container": "@list"
}
},
"data": [
{
"db": "VULHUB",
"id": "VHN-385703"
},
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"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-385703"
},
{
"date": "2021-11-16T00:00:00",
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"date": "2021-02-26T22:15:20.003000",
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"date": "2021-02-26T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"date": "2021-04-13T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"sources_update_date": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources_update_date#",
"data": {
"@container": "@list"
}
},
"data": [
{
"date": "2022-04-26T00:00:00",
"db": "VULHUB",
"id": "VHN-385703"
},
{
"date": "2021-11-16T06:39:00",
"db": "JVNDB",
"id": "JVNDB-2021-004176"
},
{
"date": "2022-04-26T14:01:07.657000",
"db": "NVD",
"id": "CVE-2021-26562"
},
{
"date": "2022-04-27T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202102-1708"
},
{
"date": "2021-04-14T00:00:00",
"db": "CNNVD",
"id": "CNNVD-202104-975"
}
]
},
"threat_type": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/threat_type#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "remote",
"sources": [
{
"db": "CNNVD",
"id": "CNNVD-202102-1708"
}
],
"trust": 0.6
},
"title": {
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/title#",
"sources": {
"@container": "@list",
"@context": {
"@vocab": "https://www.variotdbs.pl/ref/sources#"
}
}
},
"data": "Synology\u00a0DiskStation\u00a0Manager\u00a0 Out-of-bounds Vulnerability in Microsoft",
"sources": [
{
"db": "JVNDB",
"id": "JVNDB-2021-004176"
}
],
"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-202102-1708"
}
],
"trust": 0.6
}
}
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.