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Test ID:1.3.6.1.4.1.25623.1.0.113729
Category:General
Title:QEMU 4.x < 5.0.0 Authentication Bypass Vulnerability
Summary:QEMU is prone to an authentication bypass vulnerability.
Description:Summary:
QEMU is prone to an authentication bypass vulnerability.

Vulnerability Insight:
A general failure of the signature generation process causes every
PAuth-enforced pointer to be signed with the same signature. A local attacker could
obtain the signature of a protected pointer and abuse this flaw to bypass PAuth protection for all programs running on QEMU.

Affected Software/OS:
QEMU versions 4.0.0 through version 4.2.

Solution:
Update to version 5.0.0 or later.

CVSS Score:
2.1

CVSS Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-10702
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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