Vulnerability Report

CVE-2010-3126

RCE

Title: Avast Avast Antivirus Free RCE

RCE

Proof Of Concept

PoC Available for CVE-2010-3126

CWE Category NVD-CWE-noinfo

Published Date Aug 26, 2010

Modified Date Jun 16, 2026

Exploit Status Available

Score 9.3 CVSS v2.0

Exploit Probability (EPSS)

7.83%

Vulnerability Summary

CVE-2010-3126: Untrusted search path vulnerability in avast! Free Antivirus version 5.0.594 and earlier allows local users, and possibly remote attackers, to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse mfc90loc.dll that is located in the same folder as an avast license (.avastlic) file.

Impacted Vendors

avast 1

Reference Links

http://secunia.com/advisories/41109 http://www.exploit-db.com/exploits/14743 http://www.vupen.com/english/advisories/2010/2175 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7193 http://secunia.com/advisories/41109 http://www.exploit-db.com/exploits/14743 http://www.vupen.com/english/advisories/2010/2175 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7193

CVSS v2.0

Source Entity [email protected]

Severity HIGH

9.3

Access Vector

N/A

Authentication

N/A

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2010-3126 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/14743

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

August 26, 2010 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.