How severe is CVE-2019-20329?

CVE-2019-20329 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2019-20329 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20329?

CVE-2019-20329 affects Openlambda Project Openlambda. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-20329?

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-2019-20329 published?

CVE-2019-20329 was published on 2020-01-03 and last updated on 2026-06-17.

CVE-2019-20329

CVE-2019-20329 is a high-severity vulnerability in Openlambda Project Openlambda with a CVSS 3.x base score of 8.1. 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-346.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Openlambda Project Openlambda
Published: 2020-01-03
Last modified: 2026-06-17

Description

OpenLambda 2019-09-10 allows DNS rebinding attacks against the OL server for the REST API on TCP port 5000.

Frequently asked questions

What is CVE-2019-20329?: OpenLambda 2019-09-10 allows DNS rebinding attacks against the OL server for the REST API on TCP port 5000.
How severe is CVE-2019-20329?: CVE-2019-20329 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2019-20329 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20329?: CVE-2019-20329 affects Openlambda Project Openlambda. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-20329?: 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-2019-20329 published?: CVE-2019-20329 was published on 2020-01-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openlambda_project:openlambda:2019-09-10:*:*:*:*:*:*:*

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