CVE-2019-12620

mediumpriority · track · 21OT risk · elevatedEPSS 0.006 · 51 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.65% (51st) EPSS

CVSS 5 · medium

Is it mine?

19 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisco_csaf

EPSS · scored 2026-10-27

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.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedCisco HyperFlex HX-Seriescisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · ENISA EU

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · psirt@cisco.com USexploitability 3.9 · impact 1.4

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · Cisco PSIRT US

v3.15.3mediumAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-345USprimaryCWE-345US

affected products (19)

Products and version ranges known to be affected.

Cisco Cisco HyperFlex HX-Seriesall versionscisco_csafUS
Cisco Cisco HyperFlex HX-Seriesunspecified → 3.5.2fenisa_euvdEU
Cisco Systems Inc. Cisco HyperFlex≤ 4.0.1bfstec_bduRU
Cisco Systems Inc. Cisco HyperFlex≤ 3.5.2ffstec_bduRU
cisco hyperflex hx220c af m5 firmware= 3.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c af m5 firmware= 3.5(2a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c af m5 firmware= 4.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c edge m5 firmware= 3.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c edge m5 firmware= 3.5(2a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c edge m5 firmware= 4.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_edge_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c m5 firmware= 3.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c m5 firmware= 3.5(2a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx220c m5 firmware= 4.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx220c_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c af m5 firmware= 3.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c af m5 firmware= 3.5(2a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c af m5 firmware= 4.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_af_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c m5 firmware= 3.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c m5 firmware= 3.5(2a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:*:*:*:*:*:*:*:*
cisco hyperflex hx240c m5 firmware= 4.0(1a)nvdUScpe:2.3:o:cisco:hyperflex_hx240c_m5_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

cisco-sa-20190918-hyperflex-valinjCisco HyperFlex Software Counter Value Injection Vulnerability2019-09-18csaf · cisco_csafUS
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. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190918-hyperflex-valinj ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190918-hyperflex-valinj"]

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisco_csaf nvd NVD CVE.org MITRE

published 2019-09-18modified 2026-06-17

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references (5)

External citations — patches, advisories, analysis.

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