CVE & CISA-KEV Catalog

CVE-2020-3166

MEDIUM
6.7
CVSS v3
NVD

Description

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to read or write arbitrary files on the underlying operating system (OS). The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by including crafted arguments to a specific CLI command. A successful exploit could allow the attacker to read or write to arbitrary files on the underlying OS.

How to fix

Remediation Available
adaptive security appliance softwareNVD
Affected:>= 9.10, < 9.13.1.5Fixed in:9.13.1.5CVE-2020-3166derived from NVD
firepower extensible operating systemNVD
Affected:>= 2.6, < 2.6.1.157Fixed in:2.6.1.157CVE-2020-3166derived from NVD
firepower threat defenseNVD
Affected:>= 6.3.0, < 6.5.0.3Fixed in:6.5.0.3CVE-2020-3166derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.29%probability of exploitation in 30 days
20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-3400Critical10.0100%KEV + Ransom-
CVE-2021-45105Medium5.9100%-Fix
CVE-2021-44228Critical10.0100%KEV + RansomFix
CVE-2021-21985Critical9.8100%KEV + RansomFix
CVE-2018-7600Critical9.8100%KEV + RansomFix
CVE-2020-3452High7.5100%KEVFix
Embed a live status badge for CVE-2020-3166
CVE-2020-3166 severity badge

Markdown

[![CVE-2020-3166](https://tridentstack.com/cve/badge/CVE-2020-3166.svg)](https://tridentstack.com/cve/CVE-2020-3166)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-3166"><img src="https://tridentstack.com/cve/badge/CVE-2020-3166.svg" alt="CVE-2020-3166"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.