CVE-2021-3588

memory contents disclosure in cli_feat_read_cb

Severity Score

3.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The cli_feat_read_cb() function in src/gatt-database.c does not perform bounds checks on the 'offset' variable before using it as an index into an array for reading.

La función cli_feat_read_cb() en src/gatt-database.c no realiza comprobaciones de límites en la variable 'offset' antes de utilizarla como índice en un array para su lectura

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-08 CVE Reserved
2021-06-10 CVE Published
2023-03-08 EPSS Updated
2024-09-16 CVE Updated
2024-09-16 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-125: Out-of-bounds Read
CWE-788: Access of Memory Location After End of Buffer

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/bluez/bluez/issues/70	2024-09-16

URL	Date	SRC

URL	Date	SRC
https://security.gentoo.org/glsa/202209-16	2022-10-29

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"				< 5.56 Search vendor "Bluez" for product "Bluez" and version " < 5.56"		-		Affected