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CVE-2017-6684

22
FAUCET Score

CVE-2017-6684 is an Insecure Default Credentials vulnerability affecting Cisco Elastic Services Controllers (ESC) version 21.0.0. An authenticated, remote attacker can exploit this flaw to gain Linux admin access to the system. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk, allowing for complete compromise of confidentiality, integrity, and availability. There is currently no evidence of active exploitation, nor are there public exploit tools like Metasploit or Nuclei modules available, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
21.0.0CPE matchmatch criteria
cpe:2.3:a:cisco:elastic_services_controller:21.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.28%
Probability of exploitation in next 30 days
EPSS Percentile
81.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0228 is in the 80th percentile among its peer group of 17,822 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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-20170607-esc3
Vendor Advisory
securityfocus.com / bid/98979
Third Party AdvisoryVDB Entry