CVE-2006-0855

CVE-2006-0855 is a medium-severity vulnerability in Rahul Dhesi Zoo with a CVSS 2.0 base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

Stack-based buffer overflow in the fullpath function in misc.c for zoo 2.10 and earlier, as used in products such as Barracuda Spam Firewall, allows user-assisted attackers to execute arbitrary code via a crafted ZOO file that causes the combine function to return a longer string than expected.

Frequently asked questions

What is CVE-2006-0855?
Stack-based buffer overflow in the fullpath function in misc.c for zoo 2.10 and earlier, as used in products such as Barracuda Spam Firewall, allows user-assisted attackers to execute arbitrary code via a crafted ZOO file that causes the combine function to return a longer string than expected.
How severe is CVE-2006-0855?
CVE-2006-0855 has a CVSS 2.0 base score of 5.1, rated medium severity.
Is CVE-2006-0855 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0855?
CVE-2006-0855 affects Rahul Dhesi Zoo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0855?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0855 published?
CVE-2006-0855 was published on 2006-02-23 and last updated on 2026-06-16.

References

Affected products (1)

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