CVE-2021-0129

kernel: Improper access control in BlueZ may allow information disclosure vulnerability.

Severity Score

5.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improper access control in BlueZ may allow an authenticated user to potentially enable information disclosure via adjacent access.

Un control de acceso inapropiado en BlueZ puede permitir a un usuario autenticado permitir potencialmente una divulgación de información por medio de un acceso adyacente

A flaw was found in the Linux kernel. Improper access control in BlueZ may allow an authenticated user to potentially enable information disclosure via adjacent access. The highest threat from this vulnerability is to data confidentiality and integrity.

*Credits: N/A

CVSS Scores

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-10-22 CVE Reserved
2021-06-09 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-287: Improper Authentication

CAPEC

References (9)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html	Mailing List
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html	Mailing List
https://lists.debian.org/debian-lts-announce/2021/06/msg00022.html	Mailing List
https://security.netapp.com/advisory/ntap-20210716-0002	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.gentoo.org/glsa/202209-16	2022-10-29
https://www.debian.org/security/2021/dsa-4951	2022-10-29
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00517.html	2022-10-29
https://access.redhat.com/security/cve/CVE-2021-0129	2021-11-09
https://bugzilla.redhat.com/show_bug.cgi?id=1965038	2021-11-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 2.6.12 < 4.4.270 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.12 < 4.4.270"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 4.9 < 4.9.270 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.9 < 4.9.270"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 4.14 < 4.14.234 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.14 < 4.14.234"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 4.19 < 4.19.192 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.19 < 4.19.192"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 5.4 < 5.4.122 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.4 < 5.4.122"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 5.10 < 5.10.40 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.10 < 5.10.40"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	>= 5.12 < 5.12.7 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.12 < 5.12.7"	-	Safe
Bluez Search vendor "Bluez"	Bluez Search vendor "Bluez" for product "Bluez"	< 5.57 Search vendor "Bluez" for product "Bluez" and version " < 5.57"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	5.13 Search vendor "Linux" for product "Linux Kernel" and version "5.13"	rc1	Safe
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected