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CVE-2019-1666

21
FAUCET Score

CVE-2019-1666 describes a medium-severity vulnerability in the Graphite service of Cisco HyperFlex software versions prior to 3.5(2a). Due to insufficient authentication, an unauthenticated remote attacker can retrieve any statistics from the Graphite service by sending crafted requests. The CVSS score is 5.3, indicating low impact on confidentiality and no impact on integrity or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.6\(1a\)CPE matchmatch criteria
cpe:2.3:o:cisco:hyperflex_hx_data_platform:2.6\(1a\):*:*:*:*:*:*:*
2.6\(1b\)CPE matchmatch criteria
cpe:2.3:o:cisco:hyperflex_hx_data_platform:2.6\(1b\):*:*:*:*:*:*:*
2.6\(1d\)CPE matchmatch criteria
cpe:2.3:o:cisco:hyperflex_hx_data_platform:2.6\(1d\):*:*:*:*:*:*:*
2.6\(1e\)CPE matchmatch criteria
cpe:2.3:o:cisco:hyperflex_hx_data_platform:2.6\(1e\):*:*:*:*:*:*:*
3.0\(1a\)CPE matchmatch criteria
cpe:2.3:o:cisco:hyperflex_hx_data_platform:3.0\(1a\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.21%
Probability of exploitation in next 30 days
EPSS Percentile
80.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0221 is in the 70th percentile among its peer group of 23,690 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-20190220-hyper-retrieve
Vendor Advisory
securityfocus.com / bid/107108
Third Party AdvisoryVDB Entry