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Vulnerability of Wireshark: denial of service via BT ATT Dissector

Synthesis of the vulnerability 

An attacker can trigger a fatal error via BT ATT Dissector of Wireshark, in order to trigger a denial of service.
Impacted systems: Wireshark.
Severity of this alert: 2/4.
Creation date: 16/01/2020.
Références of this alert: CERTFR-2020-AVI-041, CVE-2020-7045, VIGILANCE-VUL-31349, wnpa-sec-2020-02.

Description of the vulnerability 

An attacker can trigger a fatal error via BT ATT Dissector of Wireshark, in order to trigger a denial of service.
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This security weakness impacts software or systems such as Wireshark.

Our Vigil@nce team determined that the severity of this threat bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

An attacker with a expert ability can exploit this threat.

Solutions for this threat 

Wireshark: version 3.0.8.
The version 3.0.8 is fixed:
  https://www.wireshark.org/download.html
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