How severe is CVE-2021-3704?

CVE-2021-3704 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 none, and availability high.

Is CVE-2021-3704 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3704?

CVE-2021-3704 primarily affects Hp Laserjet Pro J8h60a Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-3704?

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-2021-3704 published?

CVE-2021-3704 was published on 2021-11-01 and last updated on 2026-06-17.

CVE-2021-3704

CVE-2021-3704 is a high-severity vulnerability in Hp Laserjet Pro J8h60a 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.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Laserjet Pro J8h60a Firmware
Published: 2021-11-01
Last modified: 2026-06-17

Description

Potential security vulnerabilities have been discovered on a certain HP LaserJet Pro printer that may allow a Denial of Service on the device.

Frequently asked questions

What is CVE-2021-3704?: Potential security vulnerabilities have been discovered on a certain HP LaserJet Pro printer that may allow a Denial of Service on the device.
How severe is CVE-2021-3704?: CVE-2021-3704 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 none, and availability high.
Is CVE-2021-3704 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3704?: CVE-2021-3704 primarily affects Hp Laserjet Pro J8h60a Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-3704?: 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-2021-3704 published?: CVE-2021-3704 was published on 2021-11-01 and last updated on 2026-06-17.

References

https://support.hp.com/us-en/document/ish_4411563-4411589-16/hpsbpi03741

Affected products (2)

cpe:2.3:o:hp:laserjet_pro_j8h60a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:laserjet_pro_j8h61a_firmware:*:*:*:*:*:*:*:*

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