How severe is CVE-2021-3705?

CVE-2021-3705 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-2021-3705 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-3705?

CVE-2021-3705 primarily affects Hp Laserjet Pro J8h61a 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-2021-3705?

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-2021-3705 published?

CVE-2021-3705 was published on 2021-11-01 and last updated on 2026-06-17.

CVE-2021-3705

CVE-2021-3705 is a critical-severity vulnerability in Hp Laserjet Pro J8h61a Firmware 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hp Laserjet Pro J8h61a 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 an unauthorized user to reconfigure, reset the device.

Frequently asked questions

What is CVE-2021-3705?: Potential security vulnerabilities have been discovered on a certain HP LaserJet Pro printer that may allow an unauthorized user to reconfigure, reset the device.
How severe is CVE-2021-3705?: CVE-2021-3705 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-2021-3705 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-3705?: CVE-2021-3705 primarily affects Hp Laserjet Pro J8h61a 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-2021-3705?: 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-2021-3705 published?: CVE-2021-3705 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_j8h61a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:laserjet_pro_j8h60a_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Hp Laserjet Pro J8h61a Firmware

CVE-2021-3704 — High (CVSS 7.5): Potential security vulnerabilities have been discovered on a certain HP LaserJet Pro printer that may allow a Denial of…

All CVEs affecting Hp Laserjet Pro J8h61a Firmware →