CVE-2019-6814
CVE-2019-6814 is a critical-severity vulnerability in Schneider-electric Net5501 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 37% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-287
- Affected product: Schneider-electric Net5501 Firmware
- Published:
- Last modified:
Description
A CWE-287: Improper Authentication vulnerability exists in the NET55XX Encoder with firmware prior to version 2.1.9.7 which could cause impact to confidentiality, integrity, and availability when a remote attacker crafts a malicious request to the encoder webUI.
Frequently asked questions
- What is CVE-2019-6814?
- A CWE-287: Improper Authentication vulnerability exists in the NET55XX Encoder with firmware prior to version 2.1.9.7 which could cause impact to confidentiality, integrity, and availability when a remote attacker crafts a malicious request to the encoder webUI.
- How severe is CVE-2019-6814?
- CVE-2019-6814 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-2019-6814 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-6814?
- CVE-2019-6814 primarily affects Schneider-electric Net5501 Firmware. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2019-6814?
- 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-2019-6814 published?
- CVE-2019-6814 was published on 2019-05-22 and last updated on 2026-06-17.
References
Affected products (7)
- cpe:2.3:o:schneider-electric:net5501_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5501-i_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5501-xt_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5504_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5500_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5516_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:net5508_firmware:*:*:*:*:*:*:*:*
Other CWE-287 (Improper Authentication) vulnerabilities
- CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
- CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
- CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
- CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
- CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
- CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…
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