PT-2008-6584 · Avast · Avast Antivirus

Xhakerman2006 · Published 2008-12-12 · Updated 2018-10-11 · CVE-2008-5523

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions avast! antivirus version 4.8.1281.0

Description The issue allows remote attackers to bypass detection of malware in an HTML document. This can be achieved by placing an MZ header at the beginning of the document and modifying the filename to have either no extension, a .txt extension, or a .jpg extension.

Recommendations For avast! antivirus version 4.8.1281.0, consider updating the software to a version that includes improved malware detection capabilities to prevent bypassing of malware detection in HTML documents.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2008-5523

Affected Products

Avast Antivirus

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2008-5523 · Security Note
• http://securityfocus.com/archive/1/499043/100/0/threaded · Note
• http://securityreason.com/securityalert/4723 · Note
• http://securityfocus.com/archive/1/498995/100/0/threaded · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/47435 · Note