CVE-2021-30846

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30846
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing maliciously crafted web content may lead to arbitrary code execution.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
http://seclists.org/fulldisclosure/2021/Oct/60 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/61 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/62 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/63 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/10/26/9 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/1 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/2 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/4 Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/
https://support.apple.com/en-us/HT212807 Vendor Advisory
https://support.apple.com/en-us/HT212814 Vendor Advisory
https://support.apple.com/en-us/HT212815 Vendor Advisory
https://support.apple.com/en-us/HT212816 Vendor Advisory
https://support.apple.com/en-us/HT212819 Vendor Advisory
https://support.apple.com/kb/HT212869 Vendor Advisory
https://www.debian.org/security/2021/dsa-4995 Third Party Advisory
https://www.debian.org/security/2021/dsa-4996 Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/60 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/61 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/62 Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/63 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/10/26/9 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/1 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/2 Mailing List
http://www.openwall.com/lists/oss-security/2021/10/27/4 Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/
https://support.apple.com/en-us/HT212807 Vendor Advisory
https://support.apple.com/en-us/HT212814 Vendor Advisory
https://support.apple.com/en-us/HT212815 Vendor Advisory
https://support.apple.com/en-us/HT212816 Vendor Advisory
https://support.apple.com/en-us/HT212819 Vendor Advisory
https://support.apple.com/kb/HT212869 Vendor Advisory
https://www.debian.org/security/2021/dsa-4995 Third Party Advisory
https://www.debian.org/security/2021/dsa-4996 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
History

21 Nov 2024, 06:04

Type Values Removed Values Added
References () http://seclists.org/fulldisclosure/2021/Oct/60 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/60 - Mailing List, Third Party Advisory
References () http://seclists.org/fulldisclosure/2021/Oct/61 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/61 - Mailing List, Third Party Advisory
References () http://seclists.org/fulldisclosure/2021/Oct/62 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/62 - Mailing List, Third Party Advisory
References () http://seclists.org/fulldisclosure/2021/Oct/63 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/63 - Mailing List, Third Party Advisory
References () http://www.openwall.com/lists/oss-security/2021/10/26/9 - Mailing List () http://www.openwall.com/lists/oss-security/2021/10/26/9 - Mailing List
References () http://www.openwall.com/lists/oss-security/2021/10/27/1 - Mailing List () http://www.openwall.com/lists/oss-security/2021/10/27/1 - Mailing List
References () http://www.openwall.com/lists/oss-security/2021/10/27/2 - Mailing List () http://www.openwall.com/lists/oss-security/2021/10/27/2 - Mailing List
References () http://www.openwall.com/lists/oss-security/2021/10/27/4 - Mailing List () http://www.openwall.com/lists/oss-security/2021/10/27/4 - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ -
References () https://support.apple.com/en-us/HT212807 - Vendor Advisory () https://support.apple.com/en-us/HT212807 - Vendor Advisory
References () https://support.apple.com/en-us/HT212814 - Vendor Advisory () https://support.apple.com/en-us/HT212814 - Vendor Advisory
References () https://support.apple.com/en-us/HT212815 - Vendor Advisory () https://support.apple.com/en-us/HT212815 - Vendor Advisory
References () https://support.apple.com/en-us/HT212816 - Vendor Advisory () https://support.apple.com/en-us/HT212816 - Vendor Advisory
References () https://support.apple.com/en-us/HT212819 - Vendor Advisory () https://support.apple.com/en-us/HT212819 - Vendor Advisory
References () https://support.apple.com/kb/HT212869 - Vendor Advisory () https://support.apple.com/kb/HT212869 - Vendor Advisory
References () https://www.debian.org/security/2021/dsa-4995 - Third Party Advisory () https://www.debian.org/security/2021/dsa-4995 - Third Party Advisory
References () https://www.debian.org/security/2021/dsa-4996 - Third Party Advisory () https://www.debian.org/security/2021/dsa-4996 - Third Party Advisory

23 Nov 2021, 20:19

Type Values Removed Values Added
CPE cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/63 - (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/63 - Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ - Mailing List, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/10/26/9 - (MLIST) http://www.openwall.com/lists/oss-security/2021/10/26/9 - Mailing List
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/62 - (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/62 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/61 - (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/61 - Mailing List, Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/60 - (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/60 - Mailing List, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/4 - (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/4 - Mailing List
References (DEBIAN) https://www.debian.org/security/2021/dsa-4995 - (DEBIAN) https://www.debian.org/security/2021/dsa-4995 - Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/1 - (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/1 - Mailing List
References (CONFIRM) https://support.apple.com/kb/HT212869 - (CONFIRM) https://support.apple.com/kb/HT212869 - Vendor Advisory
References (DEBIAN) https://www.debian.org/security/2021/dsa-4996 - (DEBIAN) https://www.debian.org/security/2021/dsa-4996 - Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/2 - (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/2 - Mailing List

19 Nov 2021, 13:15

Type Values Removed Values Added
References
  • (CONFIRM) https://support.apple.com/kb/HT212869 -

17 Nov 2021, 22:17

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H6MGXCX7P5AHWOQ6IRT477UKT7IS4DAD/ -
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4996 -
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ON5SDVVPVPCAGFPW2GHYATZVZYLPW2L4/ -
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4995 -

10 Nov 2021, 01:16

Type Values Removed Values Added
References
  • {'url': 'https://www.debian.org/security/2021/dsa-4996', 'name': 'DSA-4996', 'tags': [], 'refsource': 'DEBIAN'}
  • {'url': 'https://www.debian.org/security/2021/dsa-4995', 'name': 'DSA-4995', 'tags': [], 'refsource': 'DEBIAN'}

29 Oct 2021, 20:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4995 -
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4996 -

27 Oct 2021, 21:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/4 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/60 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/63 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/61 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/62 -

27 Oct 2021, 15:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/2 -

27 Oct 2021, 06:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/10/27/1 -

26 Oct 2021, 21:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/10/26/9 -

22 Oct 2021, 18:54

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212814 - (MISC) https://support.apple.com/en-us/HT212814 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212816 - (MISC) https://support.apple.com/en-us/HT212816 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212819 - (MISC) https://support.apple.com/en-us/HT212819 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212815 - (MISC) https://support.apple.com/en-us/HT212815 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212807 - (MISC) https://support.apple.com/en-us/HT212807 - Vendor Advisory
CWE CWE-787
CPE cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 6.8
v3 : 7.8

19 Oct 2021, 14:50

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-19 14:15

Updated : 2024-11-21 06:04

NVD link : CVE-2021-30846

Mitre link : CVE-2021-30846

CVE.ORG link : CVE-2021-30846

JSON object : View

Products Affected

fedoraproject

  • fedora

apple

  • iphone_os
  • safari
  • watchos
  • tvos
  • macos
  • ipados

debian

  • debian_linux
CWE
CWE-787

Out-of-bounds Write