How severe is CVE-2017-12861?

CVE-2017-12861 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-2017-12861 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-12861?

CVE-2017-12861 affects Epson Easymp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-12861?

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-2017-12861 published?

CVE-2017-12861 was published on 2017-10-10 and last updated on 2026-06-17.

CVE-2017-12861

CVE-2017-12861 is a critical-severity vulnerability in Epson Easymp 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-521.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-521
Affected product: Epson Easymp
Published: 2017-10-10
Last modified: 2026-06-17

Description

The Epson "EasyMP" software is designed to remotely stream a users computer to supporting projectors.These devices are authenticated using a unique 4-digit code, displayed on-screen - ensuring only those who can view it are streaming.All Epson projectors supporting the "EasyMP" software are vulnerable to a brute-force vulnerability, allowing any attacker on the network to remotely control and stream to the vulnerable device

Frequently asked questions

What is CVE-2017-12861?: The Epson "EasyMP" software is designed to remotely stream a users computer to supporting projectors.These devices are authenticated using a unique 4-digit code, displayed on-screen - ensuring only those who can view it are streaming.All Epson projectors supporting the "EasyMP" software are vulnerable to a brute-force vulnerability, allowing any attacker on the network to remotely control and stream to the vulnerable device
How severe is CVE-2017-12861?: CVE-2017-12861 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-2017-12861 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-12861?: CVE-2017-12861 affects Epson Easymp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-12861?: 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-2017-12861 published?: CVE-2017-12861 was published on 2017-10-10 and last updated on 2026-06-17.

References

https://rhinosecuritylabs.com/research/epson-easymp-remote-projection-vulnerabilities/

Affected products (1)

cpe:2.3:a:epson:easymp:2.86:*:*:*:*:*:*:*

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