FKIE_CVE-2021-4166
Vulnerability from fkie_nvd - Published: 2021-12-25 19:15 - Updated: 2026-06-17 04:19
Severity
Summary
vim is vulnerable to Out-of-bounds Read
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| vim | vim | * | |
| redhat | enterprise_linux | 8.0 | |
| opensuse | factory | - | |
| suse | linux_enterprise | 12.0 | |
| suse | linux_enterprise | 15.0 | |
| debian | debian_linux | 9.0 | |
| debian | debian_linux | 10.0 | |
| debian | debian_linux | 11.0 | |
| fedoraproject | fedora | 34 | |
| fedoraproject | fedora | 35 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | mac_os_x | 10.15.7 | |
| apple | macos | * | |
| apple | macos | * | |
| apple | macos | 10.15.7 |
{
"affected": [
{
"affectedData": [
{
"product": "vim/vim",
"vendor": "vim",
"versions": [
{
"lessThan": "8.2",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"source": "security@huntr.dev"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FDD4FED2-4F81-406F-9134-B6EE192A3E8A",
"versionEndExcluding": "8.2.3884",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:*",
"matchCriteriaId": "E29492E1-43D8-43BF-94E3-26A762A66FAA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*",
"matchCriteriaId": "CBC8B78D-1131-4F21-919D-8AC79A410FB9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1607628F-77A7-4C1F-98DF-0DC50AE8627D",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
"matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*",
"matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*",
"matchCriteriaId": "89161D20-EB9C-4EC0-8D82-75B27CE49264",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*",
"matchCriteriaId": "F1F4BF7F-90D4-4668-B4E6-B06F4070F448",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*",
"matchCriteriaId": "0F441A43-1669-478D-9EC8-E96882DE4F9F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*",
"matchCriteriaId": "D425C653-37A2-448C-BF2F-B684ADB08A26",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*",
"matchCriteriaId": "A54D63B7-B92B-47C3-B1C5-9892E5873A98",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*",
"matchCriteriaId": "3456176F-9185-4EE2-A8CE-3D989D674AB7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*",
"matchCriteriaId": "D337EE21-2F00-484D-9285-F2B0248D7A19",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*",
"matchCriteriaId": "012052B5-9AA7-4FD3-9C80-5F615330039D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*",
"matchCriteriaId": "50F21A3C-0AC3-48C5-A4F8-5A7B478875B4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*",
"matchCriteriaId": "8E974DC6-F7D9-4389-9AF9-863F6E419CE6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*",
"matchCriteriaId": "156A6382-2BD3-4882-90B2-8E7CF6659E17",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*",
"matchCriteriaId": "20A2FDB2-6712-406A-9896-C0B44508B07D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*",
"matchCriteriaId": "49F537A0-DC42-4176-B22F-C80D179DD99D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9060C1B6-F101-46AE-8B08-6D6951304916",
"versionEndExcluding": "12.3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"matchCriteriaId": "09A6345C-D813-43BA-B12E-789C80653F86",
"versionEndExcluding": "11.6.6",
"versionStartIncluding": "11.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:*",
"matchCriteriaId": "D99ACC65-B867-44CC-A6DD-53C7399CA344",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "vim is vulnerable to Out-of-bounds Read"
},
{
"lang": "es",
"value": "vim es vulnerable a una Lectura Fuera de L\u00edmites"
}
],
"id": "CVE-2021-4166",
"lastModified": "2026-06-17T04:19:08.687",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
"version": "3.0"
},
"exploitabilityScore": 1.8,
"impactScore": 5.2,
"source": "security@huntr.dev",
"type": "Secondary"
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.2,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-12-25T19:15:07.280",
"references": [
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Jul/14"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Mar/29"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/May/35"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2022/01/15/1"
},
{
"source": "security@huntr.dev",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682"
},
{
"source": "security@huntr.dev",
"tags": [
"Exploit",
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035"
},
{
"source": "security@huntr.dev",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/"
},
{
"source": "security@huntr.dev",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/"
},
{
"source": "security@huntr.dev",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202208-32"
},
{
"source": "security@huntr.dev",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213183"
},
{
"source": "security@huntr.dev",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213256"
},
{
"source": "security@huntr.dev",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213343"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Jul/14"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Mar/29"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/May/35"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://www.openwall.com/lists/oss-security/2022/01/15/1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202208-32"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213183"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213256"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213343"
}
],
"sourceIdentifier": "security@huntr.dev",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
"source": "security@huntr.dev",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
"source": "nvd@nist.gov",
"type": "Secondary"
}
]
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
- 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…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…