How severe is CVE-2020-14509?

CVE-2020-14509 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-14509 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14509?

CVE-2020-14509 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14509?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-14509 published?

CVE-2020-14509 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-14509

CVE-2020-14509 is a critical-severity vulnerability in Wibu Codemeter with a CVSS 3.x base score of 9.8. 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-805.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-805
Affected product: Wibu Codemeter
Published: 2020-09-16
Last modified: 2026-06-17

Description

Multiple memory corruption vulnerabilities exist in CodeMeter (All versions prior to 7.10) where the packet parser mechanism does not verify length fields. An attacker could send specially crafted packets to exploit these vulnerabilities.

Frequently asked questions

What is CVE-2020-14509?: Multiple memory corruption vulnerabilities exist in CodeMeter (All versions prior to 7.10) where the packet parser mechanism does not verify length fields. An attacker could send specially crafted packets to exploit these vulnerabilities.
How severe is CVE-2020-14509?: CVE-2020-14509 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-14509 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14509?: CVE-2020-14509 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14509?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-14509 published?: CVE-2020-14509 was published on 2020-09-16 and last updated on 2026-06-17.

References

https://us-cert.cisa.gov/ics/advisories/icsa-20-203-01

Affected products (1)

cpe:2.3:a:wibu:codemeter:*:*:*:*:*:*:*:*

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