How severe is CVE-2019-12620?

CVE-2019-12620 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2019-12620 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-12620?

CVE-2019-12620 primarily affects Cisco Hyperflex Hx220c M5 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-12620?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-12620 published?

CVE-2019-12620 was published on 2019-09-18 and last updated on 2026-06-17.

CVE-2019-12620

CVE-2019-12620 is a medium-severity vulnerability in Cisco Hyperflex Hx220c M5 Firmware with a CVSS 3.x base score of 5.3. 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-345.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Cisco Hyperflex Hx220c M5 Firmware
Published: 2019-09-18
Last modified: 2026-06-17

Description

A vulnerability in the statistics collection service of Cisco HyperFlex Software could allow an unauthenticated, remote attacker to inject arbitrary values on an affected device. The vulnerability is due to insufficient authentication for the statistics collection service. An attacker could exploit this vulnerability by sending properly formatted data values to the statistics collection service of an affected device. A successful exploit could allow the attacker to cause the web interface statistics view to present invalid data to users.

Frequently asked questions

What is CVE-2019-12620?: A vulnerability in the statistics collection service of Cisco HyperFlex Software could allow an unauthenticated, remote attacker to inject arbitrary values on an affected device. The vulnerability is due to insufficient authentication for the statistics collection service. An attacker could exploit this vulnerability by sending properly formatted data values to the statistics collection service of an affected device. A successful exploit could allow the attacker to cause the web interface statistics view to present invalid data to users.
How severe is CVE-2019-12620?: CVE-2019-12620 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2019-12620 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-12620?: CVE-2019-12620 primarily affects Cisco Hyperflex Hx220c M5 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-12620?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-12620 published?: CVE-2019-12620 was published on 2019-09-18 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190918-hyperflex-valinj

Affected products (15)

cpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:3.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:3.5\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:4.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:3.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:3.5\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:4.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:3.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:3.5\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:4.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:3.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:3.5\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:4.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:3.0\(1a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:3.5\(2a\):*:*:*:*:*:*:*
cpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:4.0\(1a\):*:*:*:*:*:*:*

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