CVE-2016-1751 - Vulnerability Details - OpenCVE

The kernel in Apple iOS before 9.3, tvOS before 9.2, and watchOS before 2.2 does not properly restrict the execute permission, which allows attackers to bypass a code-signing protection mechanism via a crafted app.

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Apple	Iphone Os Tvos Watchos

Configuration 1 [-]

OR	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

No data.

References

Link	Providers
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html
http://www.securitytracker.com/id/1035353
https://support.apple.com/HT206166
https://support.apple.com/HT206168
https://support.apple.com/HT206169

History

Sat, 12 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00134}`	epss `{'score': 0.00233}`

MITRE

Status: PUBLISHED

Assigner: apple

Published: 2016-03-24T01:00:00

Updated: 2024-08-05T23:10:39.495Z

Reserved: 2016-01-13T00:00:00

Link: CVE-2016-1751

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2016-03-24T01:59:21.170

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-1751

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-03-21T00:00:00", "descriptions": [{"lang": "en", "value": "The kernel in Apple iOS before 9.3, tvOS before 9.2, and watchOS before 2.2 does not properly restrict the execute permission, which allows attackers to bypass a code-signing protection mechanism via a crafted app."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-11-30T18:57:01", "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "shortName": "apple"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://support.apple.com/HT206168"}, {"name": "1035353", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1035353"}, {"name": "APPLE-SA-2016-03-21-1", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html"}, {"name": "APPLE-SA-2016-03-21-2", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html"}, {"name": "APPLE-SA-2016-03-21-3", "tags": ["vendor-advisory", "x_refsource_APPLE"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.apple.com/HT206169"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.apple.com/HT206166"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-security@apple.com", "ID": "CVE-2016-1751", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The kernel in Apple iOS before 9.3, tvOS before 9.2, and watchOS before 2.2 does not properly restrict the execute permission, which allows attackers to bypass a code-signing protection mechanism via a crafted app."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://support.apple.com/HT206168", "refsource": "CONFIRM", "url": "https://support.apple.com/HT206168"}, {"name": "1035353", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1035353"}, {"name": "APPLE-SA-2016-03-21-1", "refsource": "APPLE", "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html"}, {"name": "APPLE-SA-2016-03-21-2", "refsource": "APPLE", "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html"}, {"name": "APPLE-SA-2016-03-21-3", "refsource": "APPLE", "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html"}, {"name": "https://support.apple.com/HT206169", "refsource": "CONFIRM", "url": "https://support.apple.com/HT206169"}, {"name": "https://support.apple.com/HT206166", "refsource": "CONFIRM", "url": "https://support.apple.com/HT206166"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T23:10:39.495Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.apple.com/HT206168"}, {"name": "1035353", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1035353"}, {"name": "APPLE-SA-2016-03-21-1", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html"}, {"name": "APPLE-SA-2016-03-21-2", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html"}, {"name": "APPLE-SA-2016-03-21-3", "tags": ["vendor-advisory", "x_refsource_APPLE", "x_transferred"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.apple.com/HT206169"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.apple.com/HT206166"}]}]}, "cveMetadata": {"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c", "assignerShortName": "apple", "cveId": "CVE-2016-1751", "datePublished": "2016-03-24T01:00:00", "dateReserved": "2016-01-13T00:00:00", "dateUpdated": "2024-08-05T23:10:39.495Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "matchCriteriaId": "47CB33C1-BF7C-4849-98AD-AD081916E64B", "versionEndExcluding": "9.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "matchCriteriaId": "6FD4B60C-8B13-49B2-8464-3393F8DC249D", "versionEndExcluding": "9.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "matchCriteriaId": "997E9415-9AC2-4E44-88D8-BF9CC554580C", "versionEndExcluding": "2.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The kernel in Apple iOS before 9.3, tvOS before 9.2, and watchOS before 2.2 does not properly restrict the execute permission, which allows attackers to bypass a code-signing protection mechanism via a crafted app."}, {"lang": "es", "value": "El kernel en Apple iOS en versiones anteriores a 9.3, tvOS en versiones anteriores a 9.2 y watchOS en versiones anteriores a 2.2 no restringe adecuadamente el permiso de ejecuci\u00f3n, lo que permite a atacantes eludir un mecanismo de protecci\u00f3n de firmado de c\u00f3digo a trav\u00e9s de una app manipulada."}], "id": "CVE-2016-1751", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2016-03-24T01:59:21.170", "references": [{"source": "product-security@apple.com", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html"}, {"source": "product-security@apple.com", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html"}, {"source": "product-security@apple.com", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html"}, {"source": "product-security@apple.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1035353"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206166"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206168"}, {"source": "product-security@apple.com", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206169"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1035353"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206166"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206168"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.apple.com/HT206169"}], "sourceIdentifier": "product-security@apple.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-264"}], "source": "nvd@nist.gov", "type": "Primary"}]}