CVE-2021-1740

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

V2 Legend

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://support.apple.com/en-us/HT212317	Vendor Advisory
https://support.apple.com/en-us/HT212323	Vendor Advisory
https://support.apple.com/en-us/HT212324	Vendor Advisory
https://support.apple.com/en-us/HT212325	Vendor Advisory
https://support.apple.com/en-us/HT212326	Vendor Advisory
https://support.apple.com/en-us/HT212317	Vendor Advisory
https://support.apple.com/en-us/HT212323	Vendor Advisory
https://support.apple.com/en-us/HT212324	Vendor Advisory
https://support.apple.com/en-us/HT212325	Vendor Advisory
https://support.apple.com/en-us/HT212326	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:mac_os_x:10.15.6:-::::::
	cpe:2.3:o:apple:mac_os_x:10.15.6:supplemental_update::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:::::::*
	cpe:2.3:o:apple:mac_os_x:10.15.7:-::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001::::::
	cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

21 Nov 2024, 05:45

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/HT212317 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212317 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212323 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212323 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212324 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212324 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212325 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212325 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212326 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212326 - Vendor Advisory

15 Sep 2021, 15:20

Type	Values Removed	Values Added
References	~~(MISC) https://support.apple.com/en-us/HT212325 -~~	(MISC) https://support.apple.com/en-us/HT212325 - Vendor Advisory
References	~~(MISC) https://support.apple.com/en-us/HT212324 -~~	(MISC) https://support.apple.com/en-us/HT212324 - Vendor Advisory
References	~~(MISC) https://support.apple.com/en-us/HT212323 -~~	(MISC) https://support.apple.com/en-us/HT212323 - Vendor Advisory
References	~~(MISC) https://support.apple.com/en-us/HT212326 -~~	(MISC) https://support.apple.com/en-us/HT212326 - Vendor Advisory
References	~~(MISC) https://support.apple.com/en-us/HT212317 -~~	(MISC) https://support.apple.com/en-us/HT212317 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 2.1 v3 : 5.5
CPE		cpe:2.3:o:apple:mac_os_x:::::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:::::: cpe:2.3:o:apple:tvos:::::::: cpe:2.3:o:apple:watchos:::::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:::::::* cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:::::: cpe:2.3:o:apple:ipados:::::::: cpe:2.3:o:apple:mac_os_x:10.15.6:-:::::: cpe:2.3:o:apple:iphone_os:::::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:::::: cpe:2.3:o:apple:mac_os_x:10.15.6:supplemental_update:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:-:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:::::: cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:::::: cpe:2.3:o:apple:macos::::::::
CWE		CWE-22

08 Sep 2021, 15:30

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-09-08 15:15

Updated : 2024-11-21 05:45

NVD link : CVE-2021-1740

Mitre link : CVE-2021-1740

CVE.ORG link : CVE-2021-1740

JSON object : View

Products Affected

apple

iphone_os
watchos
mac_os_x
tvos
macos
ipados

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

5.5 /10

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

2.1 /10

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

JSON object

Attach tags to CVE-2021-1740

5.5^/10

2.1^/10

Attach tags to `CVE-2021-1740`