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cve[email protected]CVE-2021-30748
HistorySep 08, 2021 - 2:15 p.m.

CVE-2021-30748

2021-09-0814:15:09
CWE-787
[email protected]
web.nvd.nist.gov
65
cve-2021-30748
memory corruption
ios 14.7
macos big sur 11.5
nvd
security
vulnerability

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.3%

JSON

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

Affected configurations

Vulners
NVD
Node
appleiphone_osRange<14.7
OR
applemacosRange<11.5
VendorProductVersionCPE
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "iOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "14.7",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "11.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

Related

cvelist 1
nvd 1
prion 1
apple 4
nessus 1
openvas 1
threatpost 1
cvelist
cvelist
CVE-2021-30748
2021-09-08 13:44:27
nvd
nvd
CVE-2021-30748
2021-09-08 14:15:09
prion
prion
Memory corruption
2021-09-08 14:15:00
apple
apple
About the security content of tvOS 14.7
2021-07-19 00:00:00
About the security content of iOS 14.7 and iPadOS 14.7
2021-07-21 00:00:00
About the security content of iOS 14.7 and iPadOS 14.7
2021-07-19 00:00:00
nessus
nessus
macOS 11.x < 11.5 (HT212602)
2021-07-23 00:00:00
openvas
openvas
Apple Mac OS X Security Update (HT212602)
2022-09-22 00:00:00
threatpost
threatpost
Apple Issues Urgent iPhone Updates; None for Pegasus Zero-Day
2021-07-22 16:18:25

9.3 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.3%

JSON
Related for CVE-2021-30748
cvelist1nvd1prion1apple4nessus1openvas1threatpost1