CVE-2020-7045

wireshark: invalid memory access in BT ATT dissector

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · January 15, 2020

Updated · November 22, 2025

Description

An invalid memory access vulnerability was discovered in Wireshark when processing malformed Bluetooth packets. An attacker could use this flaw to send malicious Bluetooth packets that can crash Wireshark, or trick a user into running the tool on a malformed packet trace file.

Statement

This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 7 as they did not include the vulnerable code.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-20 · Improper Input Validation