How severe is CVE-2020-10669?

CVE-2020-10669 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 high, integrity none, and availability none.

Is CVE-2020-10669 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-10669?

CVE-2020-10669 affects Canon Oce Colorwave 500 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-10669?

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-2020-10669 published?

CVE-2020-10669 was published on 2020-03-19 and last updated on 2026-06-17.

CVE-2020-10669

CVE-2020-10669 is a high-severity vulnerability in Canon Oce Colorwave 500 Firmware 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-287.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Canon Oce Colorwave 500 Firmware
Published: 2020-03-19
Last modified: 2026-06-17

Description

The web application exposed by the Canon Oce Colorwave 500 4.0.0.0 printer is vulnerable to authentication bypass on the page /home.jsp. An unauthenticated attacker able to connect to the device's web interface can get a copy of the documents uploaded by any users. NOTE: this is fixed in the latest version.

Frequently asked questions

What is CVE-2020-10669?: The web application exposed by the Canon Oce Colorwave 500 4.0.0.0 printer is vulnerable to authentication bypass on the page /home.jsp. An unauthenticated attacker able to connect to the device's web interface can get a copy of the documents uploaded by any users. NOTE: this is fixed in the latest version.
How severe is CVE-2020-10669?: CVE-2020-10669 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 high, integrity none, and availability none.
Is CVE-2020-10669 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-10669?: CVE-2020-10669 affects Canon Oce Colorwave 500 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-10669?: 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-2020-10669 published?: CVE-2020-10669 was published on 2020-03-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:canon:oce_colorwave_500_firmware:4.0.0.0:*:*:*:*:*:*:*

More vulnerabilities in Canon Oce Colorwave 500 Firmware

CVE-2020-10671 — High (CVSS 8.8): The Canon Oce Colorwave 500 4.0.0.0 printer's web application is missing any form of CSRF protections. This is a…
CVE-2020-10670 — Medium (CVSS 6.1): The web application exposed by the Canon Oce Colorwave 500 4.0.0.0 printer is vulnerable to Reflected XSS in the…
CVE-2020-10668 — Medium (CVSS 6.1): The web application exposed by the Canon Oce Colorwave 500 4.0.0.0 printer is vulnerable to Reflected XSS in /home.jsp.…
CVE-2020-10667 — Medium (CVSS 6.1): The web application exposed by the Canon Oce Colorwave 500 4.0.0.0 printer is vulnerable to Stored XSS in…

All CVEs affecting Canon Oce Colorwave 500 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…

Browse all CWE-287 (Improper Authentication) vulnerabilities →