SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2006-4626

Heap-based buffer overflow in alwil avast!

HIGH 7.5EPSS 4.70%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Heap-based buffer overflow in alwil avast! Anti-virus Engine before 4.7.869 allows remote attackers to execute arbitrary code via a crafted LHA file that contains extended headers with file and directory names whose concatenation triggers the overflow.

CVSS 2.0
7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS
4.70% probability · 91th percentile
CISA KEV
Not listed
Affected
alwil/avast antivirus
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.