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    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.

    Published:Nov 23, 2009
    Last Modified:Apr 23, 2026
    EPS:Nov 23, 2009
    EPSS Score:0.00403
    CVSS Score:7.2

    Affected Products

    Vendor
    Avast
    Product
    Avast Antivirus Home
    Vendor
    Avast
    Product
    Avast Antivirus Professional

    Exploits

    http://www.securityfocus.com/bid/37031http://www.securityfocus.com/bid/37031https://www.exploit-db.com/exploits/33360https://github.com/fengjixuchui/CVE-2009-4049

    Related CVEs

    CVE-2010-0705 (CVSS 7.2) — Aavmker4.sys in avast! 4.8 through 4.8.1368.0 and 5.0 before 5.0.418.0 running on Windows 2000 and XP does not…
    CVE-2009-3522 (CVSS 7.2) — Stack-based buffer overflow in aswMon2.sys in avast! Home and Professional for Windows 4.8.1351, and possibly …
    CVE-2009-3523 (CVSS 6.9) — aavmKer4.sys in avast! Home and Professional for Windows before 4.8.1356 does not properly validate input to I…
    CVE-2009-3524 (CVSS 7.2) — Unspecified vulnerability in ashWsFtr.dll in avast! Home and Professional for Windows before 4.8.1356 has unkn…
    CVE-2008-1625 (CVSS 6.8) — aavmker4.sys in avast! Home and Professional 4.7 for Windows does not properly validate input to IOCTL 0xb2d60…
    CVE-2007-6265 (CVSS 6.8) — Unspecified vulnerability in avast! 4 Home and Professional Editions before 4.7.1098 allows remote attackers t…
    CVE-2007-1673 (CVSS 7.8) — unzoo.c, as used in multiple products including AMaViS 2.4.1 and earlier, allows remote attackers to cause a d…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High