CVE-2022-1621 (GCVE-0-2022-1621)
Vulnerability from cvelistv5 – Published: 2022-05-09 00:00 – Updated: 2024-08-03 00:10
VLAI
EPSS
VEX
Title
Heap buffer overflow in vim_strncpy find_word in vim/vim
Summary
Heap buffer overflow in vim_strncpy find_word in GitHub repository vim/vim prior to 8.2.4919. This vulnerability is capable of crashing software, Bypass Protection Mechanism, Modify Memory, and possible remote execution
Severity
7.3 (High)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
10 references
| URL | Tags |
|---|---|
| https://huntr.dev/bounties/520ce714-bfd2-4646-945… | |
| https://github.com/vim/vim/commit/7c824682d202843… | |
| https://lists.debian.org/debian-lts-announce/2022… | mailing-list |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://security.gentoo.org/glsa/202208-32 | vendor-advisory |
| https://support.apple.com/kb/HT213488 | |
| http://seclists.org/fulldisclosure/2022/Oct/41 | mailing-list |
| http://seclists.org/fulldisclosure/2022/Oct/28 | mailing-list |
| https://lists.debian.org/debian-lts-announce/2022… | mailing-list |
| https://security.gentoo.org/glsa/202305-16 | vendor-advisory |
Impacted products
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"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H",
"version": "3.0"
},
"exploitabilityScore": 1.8,
"impactScore": 5.5,
"source": "security@huntr.dev",
"type": "Secondary"
}
],
"cvssMetricV31": [
{
"cvssData": {
"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,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-05-10T14:15:08.460",
"references": [
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Oct/28"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Oct/41"
},
{
"source": "security@huntr.dev",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/vim/vim/commit/7c824682d2028432ee082703ef0ab399867a089b"
},
{
"source": "security@huntr.dev",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://huntr.dev/bounties/520ce714-bfd2-4646-9458-f52cd22bb2fb"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00022.html"
},
{
"source": "security@huntr.dev",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00032.html"
},
{
"source": "security@huntr.dev",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/"
},
{
"source": "security@huntr.dev",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202208-32"
},
{
"source": "security@huntr.dev",
"url": "https://security.gentoo.org/glsa/202305-16"
},
{
"source": "security@huntr.dev",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213488"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Oct/28"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2022/Oct/41"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/vim/vim/commit/7c824682d2028432ee082703ef0ab399867a089b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://huntr.dev/bounties/520ce714-bfd2-4646-9458-f52cd22bb2fb"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00022.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00032.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/202208-32"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/202305-16"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT213488"
}
],
"sourceIdentifier": "security@huntr.dev",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-122"
}
],
"source": "security@huntr.dev",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-787"
}
],
"source": "nvd@nist.gov",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2025-11-21T15:50:37+00:00",
"cve": "CVE-2022-1621",
"id": "CVE-2022-1621",
"initial_release_date": "2022-05-10T00:00:00+00:00",
"product_status:fixed": "210",
"product_status:known_affected": "12",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "vim: heap buffer overflow in vim_strncpy",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-1621.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-13T00:01:09Z",
"cve": "CVE-2022-1621",
"id": "CVE-2022-1621",
"initial_release_date": "2023-02-15T03:33:41Z",
"product_status:known_not_affected": "277",
"product_status:recommended": "37",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2022-1621",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-1621.json",
"version": "25"
}
}
}
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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.
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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.
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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.
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