CVE & CISA-KEV Catalog

CVE-2021-1546

MEDIUM
5.5
CVSS v3
NVD

Description

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to access sensitive information. This vulnerability is due to improper protections on file access through the CLI. An attacker could exploit this vulnerability by running a CLI command that targets an arbitrary file on the local system. A successful exploit could allow the attacker to return portions of an arbitrary file, possibly resulting in the disclosure of sensitive information.

How to fix

Remediation Available
catalyst sd-wan managerNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
sd-wan vbond orchestratorNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
sd-wan vmanageNVD
Affected:>= 20.5, < 20.5.2Fixed in:20.5.2CVE-2021-1546derived from NVD
vedge 1000 firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 100 firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 100b firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 100m firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 100wm firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 2000 firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge 5000 firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vedge cloud firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived from NVD
vsmart controller firmwareNVD
Affected:>= 20.6, < 20.6.1Fixed in:20.6.1CVE-2021-1546derived 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 RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

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

Exploit Intelligence

0.22%probability of exploitation in 30 days
13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-209 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-29059High7.599%KEV-
CVE-2021-22145Medium6.576%--
CVE-2010-3332Medium6.467%--
CVE-2025-62168Critical10.063%-Fix
CVE-2013-7331Medium6.558%KEV-
CVE-2025-47813Medium4.356%KEVFix
Embed a live status badge for CVE-2021-1546
CVE-2021-1546 severity badge

Markdown

[![CVE-2021-1546](https://tridentstack.com/cve/badge/CVE-2021-1546.svg)](https://tridentstack.com/cve/CVE-2021-1546)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-1546"><img src="https://tridentstack.com/cve/badge/CVE-2021-1546.svg" alt="CVE-2021-1546"></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.