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cve[email protected]CVE-2021-30733
HistorySep 08, 2021 - 2:15 p.m.

CVE-2021-30733

2021-09-0814:15:09
CWE-125
[email protected]
web.nvd.nist.gov
54
cve-2021-30733
apple
security update
out-of-bounds read
input validation
memory disclosure
nvd

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.7 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

36.7%

JSON

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory.

Affected configurations

Vulners
NVD
Node
appleiphone_osRange<14.6
OR
appleipad_osRange<14.6
OR
applemacosRange<11.4
OR
applemacosRange<14.6
OR
applemacosRange<7.5
VendorProductVersionCPE
appleiphone_os*cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
appleipad_os*cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
applemacos*cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "iOS and iPadOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "14.6",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "11.4",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "14.6",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "7.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "2021",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "lessThan": "2021",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

Related

nvd 1
prion 1
cvelist 1
nessus 2
openvas 3
apple 6
threatpost 1
nvd
nvd
CVE-2021-30733
2021-09-08 14:15:09
prion
prion
Input validation
2021-09-08 14:15:00
cvelist
cvelist
CVE-2021-30733
2021-09-08 13:42:27
nessus
nessus
macOS 10.14.x < 10.14.6 Mojave Security Update 2021-005 (HT212603)
2021-07-23 00:00:00
macOS 10.15.x < Catalina Security Update 2021-004 Catalina (HT212600)
2021-07-23 00:00:00
openvas
openvas
Apple Mac OS X Security Update (HT212603)
2022-09-22 00:00:00
Apple Mac OS X Security Update (HT212600)
2022-09-22 00:00:00
Apple Mac OS X Security Update (HT212529)
2022-09-01 00:00:00
apple
apple
About the security content of Security Update 2021-005 Mojave
2021-07-21 00:00:00
About the security content of tvOS 14.6
2021-05-24 00:00:00
About the security content of watchOS 7.5
2021-05-24 00:00:00
threatpost
threatpost
Apple Issues Urgent iPhone Updates; None for Pegasus Zero-Day
2021-07-22 16:18:25

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.7 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

36.7%

JSON
Related for CVE-2021-30733
nvd1prion1cvelist1nessus2openvas3apple6threatpost1