THREATPORT/VULNERABILITY/CVE-2007-1672
HIGH SEVERITY

CVE-2007-1672

Avast Antivirus vulnerability

CVSS
7.8
EPSS
3.2%
EPSS pct
87th
Exploited
No known
avast! antivirus before 4.7.981 allows remote attackers to cause a denial of service (infinite loop) via a ZOO archive with a direntry structure that points to a previous file.
Affected vendor
Avast
Affected product
Avast Antivirus
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Published
2007-05-09

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2007-1672

  • Confirm whether Avast Avast Antivirus is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-1672.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-1672

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-1672 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2007-1672?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2007-1672.

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