Privilege Escalation Vulnerability in TotalAV Antivirus Software
CVE-2019-18194

7.8HIGH

Key Information:

Vendor

Totalav

Status
Totalav 2020
Vendor
CVE Published:
10 January 2020

What is CVE-2019-18194?

TotalAV Antivirus version 2020 4.14.31 contains a vulnerability in its quarantine functionality which can lead to privilege escalation. An attacker can exploit this flaw by utilizing an NTFS directory junction, allowing them to restore a malicious DLL file from the quarantine area to the system32 directory. This could enable unauthorized access or control over the affected system, posing a significant risk to users. Proper patching and security measures are recommended to mitigate this vulnerability.

References

https://bogner.sh/2017/11/avgater-getting-local-admin-by-...
x_refsource_MISC
https://www.youtube.com/watch?v=88qeaLq98Gc
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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