How severe is CVE-2020-14515?

CVE-2020-14515 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 high, and availability none.

Is CVE-2020-14515 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-14515?

CVE-2020-14515 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-14515?

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-2020-14515 published?

CVE-2020-14515 was published on 2020-09-16 and last updated on 2026-06-17.

CVE-2020-14515

CVE-2020-14515 is a high-severity vulnerability in Wibu Codemeter 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-347
Affected product: Wibu Codemeter
Published: 2020-09-16
Last modified: 2026-06-17

Description

CodeMeter (All versions prior to 6.90 when using CmActLicense update files with CmActLicense Firm Code) has an issue in the license-file signature checking mechanism, which allows attackers to build arbitrary license files, including forging a valid license file as if it were a valid license file of an existing vendor. Only CmActLicense update files with CmActLicense Firm Code are affected.

Frequently asked questions

What is CVE-2020-14515?: CodeMeter (All versions prior to 6.90 when using CmActLicense update files with CmActLicense Firm Code) has an issue in the license-file signature checking mechanism, which allows attackers to build arbitrary license files, including forging a valid license file as if it were a valid license file of an existing vendor. Only CmActLicense update files with CmActLicense Firm Code are affected.
How severe is CVE-2020-14515?: CVE-2020-14515 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 high, and availability none.
Is CVE-2020-14515 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-14515?: CVE-2020-14515 affects Wibu Codemeter. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-14515?: 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-2020-14515 published?: CVE-2020-14515 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:*:*:*:*:*:*:*:*

More vulnerabilities in Wibu Codemeter

CVE-2020-14517 — Critical (CVSS 9.8): Protocol encryption can be easily broken for CodeMeter (All versions prior to 6.90 are affected, including Version 6.90…
CVE-2020-14509 — Critical (CVSS 9.8): Multiple memory corruption vulnerabilities exist in CodeMeter (All versions prior to 7.10) where the packet parser…
CVE-2021-20093 — Critical (CVSS 9.1): A buffer over-read vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker…
CVE-2021-20094 — High (CVSS 7.5): A denial of service vulnerability exists in Wibu-Systems CodeMeter versions < 7.21a. An unauthenticated remote attacker…
CVE-2020-16233 — High (CVSS 7.5): An attacker could send a specially crafted packet that could have CodeMeter (All versions prior to 7.10) send back…
CVE-2020-14519 — High (CVSS 7.5): This vulnerability allows an attacker to use the internal WebSockets API for CodeMeter (All versions prior to 7.00 are…

All CVEs affecting Wibu Codemeter →

Other CWE-347 (Improper Verification of Cryptographic Signature) vulnerabilities

CVE-2026-48558 — Critical (CVSS 10.0): SimpleHelp versions 5.5.15 and prior and 6.0 pre-release versions contain an authentication bypass vulnerability in the…
CVE-2023-25574 — Critical (CVSS 10.0): `jupyterhub-ltiauthenticator` is a JupyterHub authenticator for learning tools interoperability (LTI).…
CVE-2024-45409 — Critical (CVSS 10.0): The Ruby SAML library is for implementing the client side of a SAML authorization. Ruby-SAML in <= 12.2 and 1.13.0 <=…
CVE-2024-32962 — Critical (CVSS 10.0): xml-crypto is an xml digital signature and encryption library for Node.js. In affected versions the default…
CVE-2022-24884 — Critical (CVSS 10.0): ecdsautils is a tiny collection of programs used for ECDSA (keygen, sign, verify). `ecdsa_verify_[prepare_]legacy()`…
CVE-2021-33885 — Critical (CVSS 10.0): An Insufficient Verification of Data Authenticity vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a…

Browse all CWE-347 (Improper Verification of Cryptographic Signature) vulnerabilities →