How severe is CVE-2019-6320?

CVE-2019-6320 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2019-6320 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-6320?

CVE-2019-6320 primarily affects Hp Deskjet 3630 F5s43a Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-6320?

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-2019-6320 published?

CVE-2019-6320 was published on 2020-01-09 and last updated on 2026-06-17.

CVE-2019-6320

CVE-2019-6320 is a high-severity vulnerability in Hp Deskjet 3630 F5s43a Firmware with a CVSS 3.x base score of 8.1. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Hp Deskjet 3630 F5s43a Firmware
Published: 2020-01-09
Last modified: 2026-06-17

Description

Certain HP DeskJet 3630 All-in-One Printers models F5S43A - F5S57A, K4T93A - K4T99C, K4U00B - K4U03B, and V3F21A - V3F22A (firmware version SWP1FN1912BR or higher) have a Cross-Site Request Forgery (CSRF) vulnerability that could lead to a denial of service (DOS) or device misconfiguration.

Frequently asked questions

What is CVE-2019-6320?: Certain HP DeskJet 3630 All-in-One Printers models F5S43A - F5S57A, K4T93A - K4T99C, K4U00B - K4U03B, and V3F21A - V3F22A (firmware version SWP1FN1912BR or higher) have a Cross-Site Request Forgery (CSRF) vulnerability that could lead to a denial of service (DOS) or device misconfiguration.
How severe is CVE-2019-6320?: CVE-2019-6320 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2019-6320 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-6320?: CVE-2019-6320 primarily affects Hp Deskjet 3630 F5s43a Firmware. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-6320?: 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-2019-6320 published?: CVE-2019-6320 was published on 2020-01-09 and last updated on 2026-06-17.

References

https://support.hp.com/us-en/document/c06308143

Affected products (8)

cpe:2.3:o:hp:deskjet_3630_f5s43a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_f5s57a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_k4t93a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_k4t99c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_k4u00b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_k4u03b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_v3f21a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:deskjet_3630_v3f22a_firmware:*:*:*:*:*:*:*:*

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