HIGH SEVERITY

CVE-2007-1669

Barracuda Spam Firewall vulnerability

CVSS
7.8
EPSS
12.2%
EPSS pct
96th
Exploited
No known
zoo decoder 2.10 (zoo-2.10), as used in multiple products including (1) Barracuda Spam Firewall 3.4 and later with virusdef before 2.0.6399, (2) Spam Firewall before 3.4 20070319 with virusdef before 2.0.6399o, and (3) AMaViS 2.4.1 and earlier, 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
Barracuda Networks
Affected product
Barracuda Spam Firewall
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 12.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2007-1669

  • Confirm whether Barracuda Networks Barracuda Spam Firewall is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2007-1669.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2007-1669

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2007-1669 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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