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Vulnerability of PAN-OS: buffer overflow via Authd Authentication Response

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via Authd Authentication Response of PAN-OS, in order to trigger a denial of service, and possibly to run code.
Impacted products: Palo Alto Firewall PA***, PAN-OS.
Severity of this bulletin: 2/4.
Creation date: 10/06/2020.
Références of this threat: CERTFR-2020-AVI-365, CVE-2020-2027, VIGILANCE-VUL-32517.

Description of the vulnerability 

An attacker can trigger a buffer overflow via Authd Authentication Response of PAN-OS, in order to trigger a denial of service, and possibly to run code.
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This computer vulnerability bulletin impacts software or systems such as Palo Alto Firewall PA***, PAN-OS.

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

The trust level is of type confirmed by the editor, with an origin of privileged account.

An attacker with a expert ability can exploit this threat note.

Solutions for this threat 

PAN-OS: fixed versions for Authd Authentication Response.
Fixed versions are indicated in information sources.
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