CVE-2007-1669

CVE-2007-1669 is a high-severity vulnerability in Amavis with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 12% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

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.

Frequently asked questions

What is CVE-2007-1669?
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.
How severe is CVE-2007-1669?
CVE-2007-1669 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2007-1669 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 12% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1669?
CVE-2007-1669 affects Amavis. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-1669?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2007-1669 published?
CVE-2007-1669 was published on 2007-05-09 and last updated on 2026-06-16.

References

Affected products (1)

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