How severe is CVE-2020-3180?

CVE-2020-3180 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-3180 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3180?

CVE-2020-3180 affects Cisco Sd-wan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-3180?

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

When was CVE-2020-3180 published?

CVE-2020-3180 was published on 2020-07-16 and last updated on 2026-06-17.

CVE-2020-3180

CVE-2020-3180 is a high-severity vulnerability in Cisco Sd-wan with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Cisco Sd-wan
Published: 2020-07-16
Last modified: 2026-06-17

Description

A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, local attacker to access an affected device by using an account that has a default, static password. This account has root privileges. The vulnerability exists because the affected software has a user account with a default, static password. An attacker could exploit this vulnerability by remotely connecting to an affected system by using this account. A successful exploit could allow the attacker to log in by using this account with root privileges.

Frequently asked questions

What is CVE-2020-3180?: A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, local attacker to access an affected device by using an account that has a default, static password. This account has root privileges. The vulnerability exists because the affected software has a user account with a default, static password. An attacker could exploit this vulnerability by remotely connecting to an affected system by using this account. A successful exploit could allow the attacker to log in by using this account with root privileges.
How severe is CVE-2020-3180?: CVE-2020-3180 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-3180 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3180?: CVE-2020-3180 affects Cisco Sd-wan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-3180?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-3180 published?: CVE-2020-3180 was published on 2020-07-16 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdscred-HfWWfqBj

Affected products (1)

cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:*

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