Security researchers from Trend Micro’s Zero Day Initiative (ZDI) disclosed five zero-day vulnerabilities that allow attackers to escalate the privileges on the Windows machine.

Out of five, four vulnerabilities are treated as critical and they received a CVSS score of 7.0.

Five Windows Zero-day

CVE-2020-0915, CVE-2020-0986, CVE-2020-0916

All three flaws are due to a lack of proper validation of a user-supplied value before dereferencing it as a pointer. It exists within the user-mode printer driver host process splwow64.exe.

These vulnerabilities allow attackers to disclose information on affected installations of Microsoft Windows.

To exploit these vulnerabilities attackers should have the ability to execute low-privileged code on the target system.

ZDI-CAN-10037

The flaw resides in the handling of WLAN connection profiles, an attacker can create a malicious profile to disclose credentials for the machine account.

An attacker can leverage this vulnerability to escalate privileges and execute code in the context of an administrator, reads ZeroDay advisory.

CVE-2020-0915

The vulnerability allows local attackers to disclose information on affected installations of Microsoft Windows.

To exploit the vulnerability attackers should have an ability to execute low-privileged code on the target system to exploit this vulnerability.

The vulnerabilities disclosed publicly without a patch as per the ZDI policies.

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