CVE Vulnerability

CVE-2020-27153

In BlueZ before 5.55, a double free was found in the gatttool disconnect_cb() routine from shared/att.c. A remote attacker could potentially cause a denial of service or code execution, during service discovery, due to a redundant disconnect MGMT event.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.6 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1884817 Issue Tracking Third Party Advisory
https://github.com/bluez/bluez/commit/5a180f2ec9edfacafd95e5fed20d36fe8e077f07 Patch Third Party Advisory
https://github.com/bluez/bluez/commit/1cd644db8c23a2f530ddb93cebed7dacc5f5721a Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00022.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202011-01 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00034.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00036.html Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4951 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:bluez:bluez:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
Information

Published : 2020-10-15 03:15

Updated : 2022-04-05 03:59

NVD link : CVE-2020-27153

Mitre link : CVE-2020-27153

Products Affected
No products.
CWE
CWE-415