A vulnerability in the Ultra Automation Service (UAS) of the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker…

Published 9 y ago 2017-07-06 · modified 4 mo ago 2026-06-17 · JSON

CVSS

9.1

v3.0 · NVD

CISA KEV

not known exploited

EPSS

1.6%

percentile 75%

Public exploits

none known

A vulnerability in the Ultra Automation Service (UAS) of the Cisco Ultra Services Framework could allow an unauthenticated, remote attacker to gain unauthorized access to a targeted device. The vulnerability is due to an insecure default configuration of the Apache ZooKeeper service used by the affected software. An attacker could exploit this vulnerability by accessing the affected device through the orchestrator network. An exploit could allow the attacker to gain access to ZooKeeper data nodes (znodes) and influence the behavior of the system's high-availability feature. This vulnerability affects all releases of Cisco Ultra Services Framework UAS prior to Releases 5.0.3 and 5.1. Cisco Bug IDs: CSCvd29395.

Exploit prediction (EPSS)

1.55% probability of exploitation in the next 30 days, higher than 75% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	9.1	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`
NVD	2.0	6.4	`AV:N/AC:L/Au:N/C:P/I:P/A:N`

Affected products

n/a Cisco Ultra Services Framework

Classification

Weakness

CWE-287 Improper Authentication

References

securityfocus.com /bid/99440 · vdb-entry, x_refsource_BID, x_transferred
tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20170705-uas · x_refsource_CONFIRM, x_transferred

Sources

CVE List: CVE-2017-6711
NVD: CVE-2017-6711

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.