CVE-2011-3627

CVE-2011-3627 is a medium-severity vulnerability in Clamav with a CVSS 2.0 base score of 4.3. 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-189.

Key facts

Description

The bytecode engine in ClamAV before 0.97.3 allows remote attackers to cause a denial of service (crash) via vectors related to "recursion level" and (1) libclamav/bytecode.c and (2) libclamav/bytecode_api.c.

Frequently asked questions

What is CVE-2011-3627?
The bytecode engine in ClamAV before 0.97.3 allows remote attackers to cause a denial of service (crash) via vectors related to "recursion level" and (1) libclamav/bytecode.c and (2) libclamav/bytecode_api.c.
How severe is CVE-2011-3627?
CVE-2011-3627 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-3627 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3627?
CVE-2011-3627 primarily affects Clamav. In total, 43 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3627?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3627 published?
CVE-2011-3627 was published on 2011-11-17 and last updated on 2026-06-16.

References

Affected products (43)

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