How severe is CVE-2019-12625?

CVE-2019-12625 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2019-12625 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12625?

CVE-2019-12625 affects Clamav. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-12625?

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-2019-12625 published?

CVE-2019-12625 was published on 2019-11-05 and last updated on 2026-06-17.

CVE-2019-12625

CVE-2019-12625 is a high-severity vulnerability in Clamav with a CVSS 3.x base score of 7.5. 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-404.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-404
Affected product: Clamav
Published: 2019-11-05
Last modified: 2026-06-17

Description

ClamAV versions prior to 0.101.3 are susceptible to a zip bomb vulnerability where an unauthenticated attacker can cause a denial of service condition by sending crafted messages to an affected system.

Frequently asked questions

What is CVE-2019-12625?: ClamAV versions prior to 0.101.3 are susceptible to a zip bomb vulnerability where an unauthenticated attacker can cause a denial of service condition by sending crafted messages to an affected system.
How severe is CVE-2019-12625?: CVE-2019-12625 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2019-12625 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12625?: CVE-2019-12625 affects Clamav. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-12625?: 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-2019-12625 published?: CVE-2019-12625 was published on 2019-11-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:clamav:clamav:*:*:*:*:*:*:*:*

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