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CVE-2020-3173

20
FAUCET Score

CVE-2020-3173 is a high-severity vulnerability in the local management CLI of Cisco UCS Manager Software, affecting various UCS 6200, 6300, and 6400 series Fabric Interconnects. It allows an authenticated, local attacker to execute arbitrary commands on the underlying operating system due to insufficient input validation. A successful exploit can lead to full compromise of the affected device, with root privileges on Cisco UCS 6400 Series Fabric Interconnects. While there is no known active exploitation or public exploit code, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.2\(3n\)CPE matchmatch criteria
cpe:2.3:a:cisco:ucs_manager:*:*:*:*:*:*:*:*
>= 4.0, < 4.0\(4c\)CPE matchmatch criteria
cpe:2.3:a:cisco:ucs_manager:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
35.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 76th percentile among its peer group of 16,994 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

The average CVE in this peer group has 0.3 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-20200226-ucs-cli-cmdinj
Vendor Advisory