CVE-2020-26076

Q: How do I fix CVE-2020-26076?

Upgrade iot field network director to 4.6.1 or later.

Q: Is CVE-2020-26076 being actively exploited?

Not that we know of. CVE-2020-26076 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 68% of all scored CVEs.

Q: How severe is CVE-2020-26076?

CVE-2020-26076 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2020-26076 affect?

Published advisories record a fix for iot field network director (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

HIGH

7.5

CVSS v3

NVD

Description

A vulnerability in Cisco IoT Field Network Director (FND) could allow an unauthenticated, remote attacker to view sensitive database information on an affected device. The vulnerability is due to the absence of authentication for sensitive information. An attacker could exploit this vulnerability by sending crafted curl commands to an affected device. A successful exploit could allow the attacker to view sensitive database information on the affected device.

CWE-497 CWE-200Information Exposure

How to fix

Remediation Available

iot field network directorNVD

Affected:< 4.6.1Fixed in:4.6.1CVE-2020-26076derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.32%probability of exploitation in 30 days

68thpercentile

Moderate risk: more likely to be exploited than 68% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Related Vulnerabilities

Other CWE-497 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-31955	Medium	5.5	81%	KEV	Fix
CVE-2026-7864	Medium	6.9	17%	-	-
CVE-2025-44823	Critical	9.9	16%	-	Fix
CVE-2025-55131	High	7.1	3.3%	-	Fix
CVE-2026-34413	High	8.6	3.1%	-	-
CVE-2024-13999	Critical	9.8	1.8%	-	Fix

Common questions

How do I fix CVE-2020-26076?

Upgrade iot field network director to 4.6.1 or later.

Is CVE-2020-26076 being actively exploited?

Not that we know of. CVE-2020-26076 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.3% is the estimated probability that it will be exploited in the next 30 days. That is higher than 68% of all scored CVEs.

How severe is CVE-2020-26076?

CVE-2020-26076 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2020-26076 affect?

Published advisories record a fix for iot field network director (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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.