Vulnerability Report

CVE-2020-10135

Title: Bluetooth BR/EDR Authentication Bypass

Authentication Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2020-10135.

CWE Category CWE-290
Published Date May 19, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.4 CVSS v3.1
Exploit Probability (EPSS)
20.19%

Vulnerability Summary

CVE-2020-10135: Legacy pairing and secure-connections pairing authentication in Bluetooth BR/EDR Core Specification v5.2 and earlier may allow an unauthenticated user to complete authentication without pairing credentials via adjacent access. An unauthenticated, adjacent attacker could impersonate a Bluetooth BR/EDR master or slave to pair with a previously paired remote device to successfully complete the authentication procedure without knowing the link key.

Impacted Vendors

B
bluetooth 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html http://packetstormsecurity.com/files/157922/Bluetooth-Impersonation-Attack-BIAS-Proof-Of-Concept.html http://seclists.org/fulldisclosure/2020/Jun/5 https://francozappa.github.io/about-bias/ https://kb.cert.org/vuls/id/647177/ https://www.bluetooth.com/learn-about-bluetooth/bluetooth-technology/bluetooth-security/bias-vulnerability/ http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html http://packetstormsecurity.com/files/157922/Bluetooth-Impersonation-Attack-BIAS-Proof-Of-Concept.html http://seclists.org/fulldisclosure/2020/Jun/5 https://francozappa.github.io/about-bias/ https://kb.cert.org/vuls/id/647177/ https://www.bluetooth.com/learn-about-bluetooth/bluetooth-technology/bluetooth-security/bias-vulnerability/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.8
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:A/AC:L/Au:N/C:P/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-10135 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector ADJACENT_NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected Stack

No specific products linked.