How severe is CVE-2022-43780?

CVE-2022-43780 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-2022-43780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43780?

CVE-2022-43780 primarily affects Hp M2u75a Firmware. In total, 41 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-43780?

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-2022-43780 published?

CVE-2022-43780 was published on 2022-12-12 and last updated on 2026-06-17.

CVE-2022-43780

CVE-2022-43780 is a high-severity vulnerability in Hp M2u75a 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Hp M2u75a Firmware
Published: 2022-12-12
Last modified: 2026-06-17

Description

Certain HP ENVY, OfficeJet, and DeskJet printers may be vulnerable to a Denial of Service attack.

Frequently asked questions

What is CVE-2022-43780?: Certain HP ENVY, OfficeJet, and DeskJet printers may be vulnerable to a Denial of Service attack.
How severe is CVE-2022-43780?: CVE-2022-43780 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-2022-43780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43780?: CVE-2022-43780 primarily affects Hp M2u75a Firmware. In total, 41 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-43780?: 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-2022-43780 published?: CVE-2022-43780 was published on 2022-12-12 and last updated on 2026-06-17.

References

https://support.hp.com/us-en/document/ish_7095452-7095489-16/hpsbpi03813

Affected products (41)

cpe:2.3:o:hp:m2u75a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u76a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u77a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u81a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u81b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u82a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u82b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u84a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u84b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u85a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u85b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u86a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u86b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u86c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u87a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u87b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u88b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u89b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u91a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u91b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u92a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u92b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u94a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:m2u94b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a54a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a59a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a60a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a61a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a61b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a69a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a70a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a71a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a73a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4a74a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b12a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b13a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b14a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b18a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b27a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:z4b28a_firmware:*:*:*:*:*:*:*:*

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