CVE-2020-3911

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 13.4 and iPadOS 13.4, macOS Catalina 10.15.4, tvOS 13.4, watchOS 6.2, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Multiple issues in libxml2.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/HT211100	Vendor Advisory
https://support.apple.com/HT211101	Vendor Advisory
https://support.apple.com/HT211102	Vendor Advisory
https://support.apple.com/HT211103	Vendor Advisory
https://support.apple.com/HT211105	Vendor Advisory
https://support.apple.com/HT211106	Vendor Advisory
https://support.apple.com/HT211107	Vendor Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:apple:icloud::::::windows::*
	cpe:2.3:a:apple:itunes::::::windows::*
	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

Information

Published : 2020-04-01 11:15

Updated : 2020-04-02 13:04

NVD link : CVE-2020-3911

Mitre link : CVE-2020-3911

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Advertisement

Products Affected

apple

itunes
tvos
icloud
mac_os_x
watchos
iphone_os
ipados

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.apple.com/HT211100", "name": "https://support.apple.com/HT211100", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211101", "name": "https://support.apple.com/HT211101", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211102", "name": "https://support.apple.com/HT211102", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211103", "name": "https://support.apple.com/HT211103", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211105", "name": "https://support.apple.com/HT211105", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211106", "name": "https://support.apple.com/HT211106", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT211107", "name": "https://support.apple.com/HT211107", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 13.4 and iPadOS 13.4, macOS Catalina 10.15.4, tvOS 13.4, watchOS 6.2, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Multiple issues in libxml2."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-120"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-3911", "ASSIGNER": "product-security@apple.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2020-04-01T18:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "10.9.3"}, {"cpe23Uri": "cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "12.10.5"}, {"cpe23Uri": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "13.4"}, {"cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "13.4"}, {"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "10.15.4"}, {"cpe23Uri": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "13.4"}, {"cpe23Uri": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "6.2"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-04-02T20:04Z"}