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avast vulnerabilities and exploits
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668
VMScore
CVE-2020-23907
An issue exists in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.
Avast Retdec 3.3
320
VMScore
CVE-2021-27241
This vulnerability allows local malicious users to delete arbitrary directories on affected installations of Avast Premium Security 20.8.2429 (Build 20.8.5653.561). An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit t...
Avast Premium Security 20.8.2429
NA
CVE-2023-5760
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 malicious user to gain full local privilege escalation on the system.This is...
Avast Avg Antivirus 23.8
436
VMScore
CVE-2006-1892
avast! 4 Linux Home Edition 1.0.5 allows local users to modify permissions of arbitrary files via a symlink attack on the /tmp/_avast4_ temporary directory.
Alwil Avast Antivirus 1.0.5
641
VMScore
CVE-2019-17190
A Local Privilege Escalation issue exists in Avast Secure Browser 76.0.1659.101. The vulnerability is due to an insecure ACL set by the AvastBrowserUpdate.exe (which is running as NT AUTHORITY\SYSTEM) when AvastSecureBrowser.exe checks for new updates. When the update check is tr...
Avast Secure Browser 76.0.1659.101
828
VMScore
CVE-2019-18894
In Avast Premium Security 19.8.2393, attackers can send a specially crafted request to the local web server run by Avast Antivirus on port 27275 to support Bank Mode functionality. A flaw in the processing of a command allows execution of arbitrary OS commands with the privileges...
Avast Premium Security 19.8.2393
NA
CVE-2023-1585
Avast and AVG Antivirus for Windows were susceptible to a Time-of-check/Time-of-use (TOCTOU) vulnerability in the Quarantine process, leading to arbitrary file/directory deletion. The issue was fixed with Avast and AVG Antivirus version 22.11 and virus definitions from 14 Februar...
Avast Antivirus
Avg Anti-virus
NA
CVE-2023-1586
Avast and AVG Antivirus for Windows were susceptible to a Time-of-check/Time-of-use (TOCTOU) vulnerability in the restore process leading to arbitrary file creation. The issue was fixed with Avast and AVG Antivirus version 22.11
Avast Antivirus
Avg Anti-virus
NA
CVE-2023-1587
Avast and AVG Antivirus for Windows were susceptible to a NULL pointer dereference issue via RPC-interface. The issue was fixed with Avast and AVG Antivirus version 22.11
Avast Antivirus
Avg Anti-virus
392
VMScore
CVE-2019-17093
An issue exists in Avast antivirus prior to 19.8 and AVG antivirus prior to 19.8. A DLL Preloading vulnerability allows an malicious user to implant %WINDIR%\system32\wbemcomn.dll, which is loaded into a protected-light process (PPL) and might bypass some of the self-defense mech...
Avg Anti-virus
Avast Antivirus
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-5324
path traversal
CVE-2024-4743
CVE-2024-5184
TCP
CVE-2024-27822
code injection
CVE-2024-28995
CVE-2023-20938
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