How severe is CVE-2020-26079?

CVE-2020-26079 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-26079 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26079?

CVE-2020-26079 affects Cisco Iot Field Network Director. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-26079?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-26079 published?

CVE-2020-26079 was published on 2020-11-18 and last updated on 2026-06-17.

CVE-2020-26079

CVE-2020-26079 is a medium-severity vulnerability in Cisco Iot Field Network Director with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: Medium (CVSS 3.x base score 4.9)
CVSS v2: 4.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Cisco Iot Field Network Director
Published: 2020-11-18
Last modified: 2026-06-17

Description

A vulnerability in the web UI of Cisco IoT Field Network Director (FND) could allow an authenticated, remote attacker to obtain hashes of user passwords on an affected device. The vulnerability is due to insufficient protection of user credentials. An attacker could exploit this vulnerability by logging in as an administrative user and crafting a call for user information. A successful exploit could allow the attacker to obtain hashes of user passwords on an affected device.

Frequently asked questions

What is CVE-2020-26079?: A vulnerability in the web UI of Cisco IoT Field Network Director (FND) could allow an authenticated, remote attacker to obtain hashes of user passwords on an affected device. The vulnerability is due to insufficient protection of user credentials. An attacker could exploit this vulnerability by logging in as an administrative user and crafting a call for user information. A successful exploit could allow the attacker to obtain hashes of user passwords on an affected device.
How severe is CVE-2020-26079?: CVE-2020-26079 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-26079 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26079?: CVE-2020-26079 affects Cisco Iot Field Network Director. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-26079?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-26079 published?: CVE-2020-26079 was published on 2020-11-18 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-FND-PWH-yCA6M7p

Affected products (1)

cpe:2.3:a:cisco:iot_field_network_director:*:*:*:*:*:*:*:*

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