How severe is CVE-2019-16240?

CVE-2019-16240 has a CVSS 3.x base score of 9.1, 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 none, and availability high.

Is CVE-2019-16240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16240?

CVE-2019-16240 primarily affects Hp Pagewide Pro 577z K9z76a Firmware. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-16240?

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-2019-16240 published?

CVE-2019-16240 was published on 2021-11-09 and last updated on 2026-06-17.

CVE-2019-16240

CVE-2019-16240 is a critical-severity vulnerability in Hp Pagewide Pro 577z K9z76a Firmware with a CVSS 3.x base score of 9.1. 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Hp Pagewide Pro 577z K9z76a Firmware
Published: 2021-11-09
Last modified: 2026-06-17

Description

A Buffer Overflow and Information Disclosure issue exists in HP OfficeJet Pro Printers before 001.1937C, and HP PageWide Managed Printers and HP PageWide Pro Printers before 001.1937D exists; A maliciously crafted print file might cause certain HP Inkjet printers to assert. Under certain circumstances, the printer produces a core dump to a local device.

Frequently asked questions

What is CVE-2019-16240?: A Buffer Overflow and Information Disclosure issue exists in HP OfficeJet Pro Printers before 001.1937C, and HP PageWide Managed Printers and HP PageWide Pro Printers before 001.1937D exists; A maliciously crafted print file might cause certain HP Inkjet printers to assert. Under certain circumstances, the printer produces a core dump to a local device.
How severe is CVE-2019-16240?: CVE-2019-16240 has a CVSS 3.x base score of 9.1, 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 none, and availability high.
Is CVE-2019-16240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16240?: CVE-2019-16240 primarily affects Hp Pagewide Pro 577z K9z76a Firmware. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-16240?: 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-2019-16240 published?: CVE-2019-16240 was published on 2021-11-09 and last updated on 2026-06-17.

References

https://support.hp.com/us-en/document/c06458150

Affected products (44)

cpe:2.3:o:hp:pagewide_pro_577z_k9z76a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577z_k9z76b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577z_k9z76d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577dw_d3q21a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577dw_d3q21b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577dw_d3q21c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_577dw_d3q21d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_552dw_2dr21d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_552dw_d3q17a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_552dw_d3q17d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_552dw_k9z74a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_552dw_k9z74d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dw_d3q20a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dw_d3q20b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dw_d3q20c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dw_d3q20d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dw_w2z53b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dn_d3q19d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dn_d3q19b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_477dn_d3q19a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dw_w2z52b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dw_d3q16d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dw_d3q16a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dn_d3q15d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dn_d3q15b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_pro_452dn_d3q15a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p52750dw_j9v78b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p52750dw_j9v82d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p52750dw_j9v82a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p57750dw_j9v78b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p57750dw_j9v82d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p57750dw_j9v82a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p55250dw_j6u51b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p55250dw_j6u55d_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_managed_p55250dw_j6u55a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_377dw_j9v80b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_377dw_j9v80a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_352dw_j6u57b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:pagewide_352dw_j6u57a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:officejet_pro_8210_d9l63a_firmware:*:*:*:*:*:*:*:*

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