CVE-2010-3126

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2010-08-26 · updated 2026-06-16

Description

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.

Affected products

Avast Antivirus Free: through 5.0.594

References

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

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