CVE-2021-30903 (GCVE-0-2021-30903)
Vulnerability from cvelistv5 – Published: 2021-08-24 18:50 – Updated: 2024-08-03 22:48
VLAI
EPSS
VEX
Summary
This issue was addressed with improved checks. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.
Severity
7.8 (High)
CWE
- A local attacker may be able to cause unexpected application termination or arbitrary code execution
Assigner
References
7 references
| URL | Tags |
|---|---|
| https://support.apple.com/kb/HT212871 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212872 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212876 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212874 | x_refsource_CONFIRM |
| https://support.apple.com/en-us/HT212869 | x_refsource_MISC |
| https://support.apple.com/en-us/HT212867 | x_refsource_MISC |
| https://support.apple.com/en-us/HT212868 | x_refsource_MISC |
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Apple | iOS and iPadOS |
Affected:
unspecified , < 15.1
(custom)
|
guessed | |
| Apple | iOS and iPadOS |
Affected:
unspecified , < 14.8
(custom)
|
guessed | |
| Apple | macOS |
Affected:
unspecified , < 12.0
(custom)
|
guessed |
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"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9A76BB8B-613D-46B7-80F8-83B6EF76F344",
"versionEndExcluding": "15.1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*",
"matchCriteriaId": "A82F66E5-A6BF-4D7A-8DCA-DD4C35723936",
"versionEndExcluding": "8.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "This issue was addressed with improved checks. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution."
},
{
"lang": "es",
"value": "Este problema se abord\u00f3 con comprobaciones mejoradas. Este problema se corrigi\u00f3 en iOS versi\u00f3n 14.8.1 y iPadOS versi\u00f3n 14.8.1, iOS versi\u00f3n 15.1 y iPadOS versi\u00f3n 15.1, macOS Monterey versi\u00f3n 12.0.1. Un atacante local podr\u00eda causar una terminaci\u00f3n inesperada de la aplicaci\u00f3n o la ejecuci\u00f3n de c\u00f3digo arbitrario"
}
],
"id": "CVE-2021-30903",
"lastModified": "2024-11-21T06:04:56.010",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.6,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"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"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-08-24T19:15:18.463",
"references": [
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/en-us/HT212867"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/en-us/HT212868"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/en-us/HT212869"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/kb/HT212871"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/kb/HT212872"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/kb/HT212874"
},
{
"source": "product-security@apple.com",
"url": "https://support.apple.com/kb/HT212876"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/en-us/HT212867"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/en-us/HT212868"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/en-us/HT212869"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/kb/HT212871"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/kb/HT212872"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/kb/HT212874"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://support.apple.com/kb/HT212876"
}
],
"sourceIdentifier": "product-security@apple.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T14:10:25+00:00",
"cve": "CVE-2021-30903",
"id": "CVE-2021-30903",
"initial_release_date": "2021-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2021-30903",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-30903.json",
"version": "3"
}
}
}
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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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