Vulnerability Name:

CVE-2021-30848 (CCN-209641)

Assigned:2021-09-20
Published:2021-09-20
Updated:2021-11-23
Summary:A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, Safari 15, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to code execution.
CVSS v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.0 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.9 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.0 High (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
9.0 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-787
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-30848

Source: FULLDISC
Type: Mailing List, Third Party Advisory
20211027 APPLE-SA-2021-10-26-8 Additional information for APPLE-SA-2021-09-20-5 Safari 15

Source: FULLDISC
Type: Mailing List, Third Party Advisory
20211027 APPLE-SA-2021-10-26-9 Additional information for APPLE-SA-2021-09-20-1 iOS 15 and iPadOS 15

Source: MLIST
Type: Mailing List
[oss-security] 20211026 WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006

Source: MLIST
Type: Mailing List
[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006

Source: MLIST
Type: Mailing List
[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006

Source: MLIST
Type: Mailing List
[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006

Source: XF
Type: UNKNOWN
apple-safari-cve202130848-code-exec(209641)

Source: CCN
Type: Packet Storm Security [10-14-2021]
WebKit EventHandler::keyEvent Heap Use-After-Free

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT212807

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT212814

Source: CCN
Type: Apple security document HT212816
About the security content of Safari 15

Source: MISC
Type: Vendor Advisory
https://support.apple.com/en-us/HT212816

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/kb/HT212869

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-30848

Vulnerable Configuration:Configuration 1:
  • cpe:/a:apple:safari:*:*:*:*:*:*:*:* (Version < 15.0)
  • OR cpe:/o:apple:ipados:*:*:*:*:*:*:*:* (Version < 14.8)
  • OR cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version < 14.8)
  • OR cpe:/o:apple:macos:*:*:*:*:*:*:*:* (Version < 12.0.1)

    • Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:8::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:apple:safari:14.0.2:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:8033
    P
    		libjavascriptcoregtk-5_0-0-2.38.6-150400.4.39.1 on GA media (Moderate)
    2023-06-20
    oval:org.opensuse.security:def:7603
    P
    		libjavascriptcoregtk-4_0-18-2.38.6-150400.4.39.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:7941
    P
    		libjavascriptcoregtk-4_1-0-2.38.6-150400.4.39.1 on GA media (Moderate)
    2023-06-12
    oval:org.opensuse.security:def:3401
    P
    		xen-4.12.1_06-1.1 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3018
    P
    		augeas-1.10.1-2.6 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:3320
    P
    		pam_yubico-2.26-1.25 on GA media (Moderate)
    2022-06-28
    oval:org.opensuse.security:def:94648
    P
    		libjavascriptcoregtk-4_0-18-2.36.0-150400.2.13 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:94950
    P
    		libjavascriptcoregtk-4_1-0-2.36.0-150400.2.13 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95031
    P
    		libjavascriptcoregtk-5_0-0-2.36.0-150400.2.12 on GA media (Moderate)
    2022-06-22
    oval:com.redhat.rhsa:def:20221777
    P
    		RHSA-2022:1777: webkit2gtk3 security, bug fix, and enhancement update (Moderate)
    2022-05-10
    oval:org.opensuse.security:def:119097
    P
    		Security update for webkit2gtk3 (Important)
    2022-02-17
    oval:org.opensuse.security:def:118905
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:101609
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:119587
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:1070
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:101759
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:119212
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:118715
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:119402
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:898
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-25
    oval:org.opensuse.security:def:127265
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-20
    oval:org.opensuse.security:def:5226
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-20
    oval:org.opensuse.security:def:125702
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-20
    oval:org.opensuse.security:def:6020
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-20
    oval:org.opensuse.security:def:126868
    P
    		Security update for webkit2gtk3 (Important)
    2022-01-20
    BACK
    apple safari *
    apple ipados *
    apple iphone os *
    apple macos *
    apple safari 14.0.2