How severe is CVE-2018-0222?

CVE-2018-0222 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-0222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0222?

CVE-2018-0222 affects Cisco Digital Network Architecture Center. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-0222?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-0222 published?

CVE-2018-0222 was published on 2018-05-17 and last updated on 2026-06-17.

CVE-2018-0222

CVE-2018-0222 is a critical-severity vulnerability in Cisco Digital Network Architecture Center with a CVSS 3.x base score of 10.0. 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v2: 10.0
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Cisco Digital Network Architecture Center
Published: 2018-05-17
Last modified: 2026-06-17

Description

A vulnerability in Cisco Digital Network Architecture (DNA) Center could allow an unauthenticated, remote attacker to log in to an affected system by using an administrative account that has default, static user credentials. The vulnerability is due to the presence of undocumented, static user credentials for the default administrative account for the affected software. An attacker could exploit this vulnerability by using the account to log in to an affected system. A successful exploit could allow the attacker to log in to the affected system and execute arbitrary commands with root privileges. This vulnerability affects all releases of Cisco DNA Center Software prior to Release 1.1.3. Cisco Bug IDs: CSCvh98929.

Frequently asked questions

What is CVE-2018-0222?: A vulnerability in Cisco Digital Network Architecture (DNA) Center could allow an unauthenticated, remote attacker to log in to an affected system by using an administrative account that has default, static user credentials. The vulnerability is due to the presence of undocumented, static user credentials for the default administrative account for the affected software. An attacker could exploit this vulnerability by using the account to log in to an affected system. A successful exploit could allow the attacker to log in to the affected system and execute arbitrary commands with root privileges. This vulnerability affects all releases of Cisco DNA Center Software prior to Release 1.1.3. Cisco Bug IDs: CSCvh98929.
How severe is CVE-2018-0222?: CVE-2018-0222 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-0222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0222?: CVE-2018-0222 affects Cisco Digital Network Architecture Center. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-0222?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-0222 published?: CVE-2018-0222 was published on 2018-05-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:digital_network_architecture_center:*:*:*:*:*:*:*:*

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