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avast antivirus vulnerabilities and exploits
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4.4
CVSSv2
CVE-2007-0829
avast! Server Edition prior to 4.7.726 does not demand a password in a certain intended context, even when a password has been set, which allows local users to bypass authentication requirements.
Alwil Avast Antivirus 4.7.676
Alwil Avast Antivirus 4.6.566
Alwil Avast Antivirus 4.7.660
Alwil Avast Antivirus 4.6.460
Alwil Avast Antivirus 4.6.489
7.2
CVSSv2
CVE-2015-8620
Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus prior to 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request.
Avast Avast Free Antivirus
Avast Avast Internet Security
Avast Avast Premier
Avast Avast Pro Antivirus
7.2
CVSSv2
CVE-2009-3522
Stack-based buffer overflow in aswMon2.sys in avast! Home and Professional for Windows 4.8.1351, and possibly other versions prior to 4.8.1356, allows local users to cause a denial of service (system crash) and possibly gain privileges via a crafted IOCTL request to IOCTL 0xb2c80...
Avast Avast Antivirus Professional 4.8.1351
Avast Avast Antivirus Home 4.8.1351
1 EDB exploit
7.2
CVSSv2
CVE-2009-4049
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.
Avast Avast Antivirus Home 4.8.1356.0
Avast Avast Antivirus Professional 4.8.1356.0
1 EDB exploit
4.3
CVSSv2
CVE-2020-9399
The Avast AV parsing engine allows virus-detection bypass via a crafted ZIP archive. This affects versions prior to 12 definitions 200114-0 of Antivirus Pro, Antivirus Pro Plus, and Antivirus for Linux.
Avast Antivirus For Linux
Avast Antivirus Pro
Avast Antivirus Pro Plus
9.3
CVSSv2
CVE-2007-2846
Heap-based buffer overflow in the SIS unpacker in avast! Anti-Virus Managed Client prior to 4.7.700 allows user-assisted remote malicious users to execute arbitrary code via a crafted SIS archive, resulting from an "integer cast around."
Avas\\!t Avast\\! Antivirus 4.6.394
Avast\\! Avast\\! Antivirus
7.2
CVSSv2
CVE-2017-5567
Code injection vulnerability in Avast Premier 12.3 (and previous versions), Internet Security 12.3 (and previous versions), Pro Antivirus 12.3 (and previous versions), and Free Antivirus 12.3 (and previous versions) allows a local malicious user to bypass a self-protection mechan...
Avast Pro Antivirus
Avast Internet Security
Avast Free Antivirus
Avast Premier
1 Article
2.1
CVSSv2
CVE-2020-13657
An elevation of privilege vulnerability exists in Avast Free Antivirus and AVG AntiVirus Free prior to 20.4 due to improperly handling hard links. The vulnerability allows local users to take control of arbitrary files.
Avast Avg Antivirus
Avast Free Antivirus
2.1
CVSSv2
CVE-2016-4025
Avast Internet Security v11.x.x, Pro Antivirus v11.x.x, Premier v11.x.x, Free Antivirus v11.x.x, Business Security v11.x.x, Endpoint Protection v8.x.x, Endpoint Protection Plus v8.x.x, Endpoint Protection Suite v8.x.x, Endpoint Protection Suite Plus v8.x.x, File Server Security v...
Avast Internet Security 11.1.2260
Avast Internet Security 11.1.2262
Avast Business Security 11.1.2262
Avast Free Antivirus 11.1.2253
Avast Premier 11.1.2261
Avast Pro Antivirus 11.1.2245
Avast Free Antivirus 11.1.2241
Avast Internet Security 11.1.2241
Avast Business Security 11.1.2245
Avast Business Security 11.1.2253
Avast Business Security 11.1.2260
Avast Business Security 11.1.2261
Avast Pro Antivirus 11.1.2260
Avast Pro Antivirus 11.1.2261
Avast Pro Antivirus 11.1.2262
Avast Pro Antivirus 11.1.2241
Avast Internet Security 11.1.2245
Avast Free Antivirus 11.1.2261
Avast Free Antivirus 11.1.2262
Avast Premier 11.1.2245
Avast Premier 11.1.2253
Avast Internet Security 11.1.2253
NA
CVE-2022-4173
A vulnerability within the malware removal functionality of Avast and AVG Antivirus allowed an attacker with write access to the filesystem, to escalate his privileges in certain scenarios. The issue was fixed with Avast and AVG Antivirus version 22.10.
Avast Avast
Avast Avg Antivirus
1 Github repository
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
encryption
CVE-2024-4331
CVE-2024-26925
arbitrary code
CVE-2006-4304
CVE-2024-25458
CVE-2024-27077
reflected XSS
CVE-2024-4059
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