CVE-2023-5760 Vulnerability Details

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CVE-2023-5760 Metadata Quick Info

CVE Published: 08/11/2023 | CVE Updated: 03/09/2024 | CVE Year: 2023
Source: NLOK | Vendor: Avast/AVG | Product: Avast/Avg Antivirus
Status : PUBLISHED

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CVE-2023-5760 Description

A time-of-check to time-of-use (TOCTOU) bug in handling of IOCTL (input/output control) requests. This TOCTOU bug leads to an out-of-bounds write vulnerability which can be further exploited, allowing an attacker to gain full local privilege escalation on the system.This issue affects Avast/Avg Antivirus: 23.8.

Metrics

CVSS Version: 3.1 | Base Score: 8.2 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* LOCAL
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* LOW
    User Interaction (UI)* REQUIRED
    Scope (S)* CHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-367
CWE Name: CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition
Source: Avast/AVG

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID: CAPEC-233
CAPEC Description: CAPEC-233 Privilege Escalation


Source: NVD (National Vulnerability Database).