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[email protected]CVE-2021-1807

HistorySep 08, 2021 - 3:15 p.m.

CVE-2021-1807

2021-09-0815:15:09

CWE-20

[email protected]

web.nvd.nist.gov

cve-2021-1807

validation issue

input sanitization

ios

ipados

watchos

security fix

nvd

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

5.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

JSON

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4. A local user may be able to write arbitrary files.

Affected configurations

Vulners

NVD

Node

appleiphone_osRange<14.5

appleipad_osRange<14.5

applewatchosRange<7.4

VendorProductVersionCPE
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
appleipad_os*cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
applewatchos*cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
apple	iphone_os	*	cpe:2.3:o:apple:iphone_os::::::::
apple	ipad_os	*	cpe:2.3:o:apple:ipad_os::::::::
apple	watchos	*	cpe:2.3:o:apple:watchos::::::::

CNA Affected

[
  {
    "product": "iOS and iPadOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "14.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "watchOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "7.4",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

support.apple.com/en-us/HT212317

support.apple.com/en-us/HT212324

4.9 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

COMPLETE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

5.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

JSON

Related for CVE-2021-1807

nvd1 cvelist1 prion1 apple2