How severe is CVE-2020-12484?

CVE-2020-12484 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2020-12484 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2020-12484?

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

Does CVE-2020-12484 have an EU (EUVD) identifier?

Yes. CVE-2020-12484 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-4786.

When was CVE-2020-12484 published?

CVE-2020-12484 was published on 2024-12-17 and last updated on 2026-06-17.

CVE-2020-12484

CVE-2020-12484 is a medium-severity vulnerability with a CVSS 3.x base score of 6.4. 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-306.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-4786
Weakness: CWE-306
Published: 2024-12-17
Last modified: 2026-06-17

Description

When using special mode to connect to enterprise wifi, certain options are not properly configured and attackers can pretend to be enterprise wifi through a carefully constructed wifi with the same name, which can lead to man-in-the-middle attacks.

Frequently asked questions

What is CVE-2020-12484?: When using special mode to connect to enterprise wifi, certain options are not properly configured and attackers can pretend to be enterprise wifi through a carefully constructed wifi with the same name, which can lead to man-in-the-middle attacks.
How severe is CVE-2020-12484?: CVE-2020-12484 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2020-12484 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2020-12484?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-12484 have an EU (EUVD) identifier?: Yes. CVE-2020-12484 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-4786.
When was CVE-2020-12484 published?: CVE-2020-12484 was published on 2024-12-17 and last updated on 2026-06-17.

References

https://www.vivo.com/en/support/security-advisory-detail?id=3

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