How severe is CVE-2019-3431?

CVE-2019-3431 has a CVSS 3.x base score of 9.8, 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-2019-3431 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-3431?

CVE-2019-3431 affects Zte Zxcloud Goldendata Vap. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-3431?

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-2019-3431 published?

CVE-2019-3431 was published on 2019-12-23 and last updated on 2026-06-17.

CVE-2019-3431

CVE-2019-3431 is a critical-severity vulnerability in Zte Zxcloud Goldendata Vap with a CVSS 3.x base score of 9.8. 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-311.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-311
Affected product: Zte Zxcloud Goldendata Vap
Published: 2019-12-23
Last modified: 2026-06-17

Description

All versions up to V4.01.01.02 of ZTE ZXCLOUD GoldenData VAP product have encryption problems vulnerability. Attackers could sniff unencrypted account and password through the network for front-end system access.

Frequently asked questions

What is CVE-2019-3431?: All versions up to V4.01.01.02 of ZTE ZXCLOUD GoldenData VAP product have encryption problems vulnerability. Attackers could sniff unencrypted account and password through the network for front-end system access.
How severe is CVE-2019-3431?: CVE-2019-3431 has a CVSS 3.x base score of 9.8, 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-2019-3431 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-3431?: CVE-2019-3431 affects Zte Zxcloud Goldendata Vap. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-3431?: 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-2019-3431 published?: CVE-2019-3431 was published on 2019-12-23 and last updated on 2026-06-17.

References

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1012023

Affected products (1)

cpe:2.3:a:zte:zxcloud_goldendata_vap:*:*:*:*:*:*:*:*

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