How severe is CVE-2020-6864?

CVE-2020-6864 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-6864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6864?

CVE-2020-6864 affects Zte E8820v3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-6864?

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

When was CVE-2020-6864 published?

CVE-2020-6864 was published on 2020-02-27 and last updated on 2026-06-17.

CVE-2020-6864

CVE-2020-6864 is a medium-severity vulnerability in Zte E8820v3 Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 3.3
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Zte E8820v3 Firmware
Published: 2020-02-27
Last modified: 2026-06-17

Description

ZTE E8820V3 router product is impacted by an information leak vulnerability. Attackers could use this vulnerability to to gain wireless passwords. After obtaining the wireless password, the attacker could collect information and attack the router.

Frequently asked questions

What is CVE-2020-6864?: ZTE E8820V3 router product is impacted by an information leak vulnerability. Attackers could use this vulnerability to to gain wireless passwords. After obtaining the wireless password, the attacker could collect information and attack the router.
How severe is CVE-2020-6864?: CVE-2020-6864 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-6864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6864?: CVE-2020-6864 affects Zte E8820v3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-6864?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-6864 published?: CVE-2020-6864 was published on 2020-02-27 and last updated on 2026-06-17.

References

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1012382

Affected products (1)

cpe:2.3:o:zte:e8820v3_firmware:*:*:*:*:*:*:*:*

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