How severe is CVE-2018-0040?

CVE-2018-0040 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-2018-0040 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-0040?

CVE-2018-0040 affects Juniper Contrail Service Orchestration. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-0040?

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-2018-0040 published?

CVE-2018-0040 was published on 2018-07-11 and last updated on 2026-06-17.

CVE-2018-0040

CVE-2018-0040 is a critical-severity vulnerability in Juniper Contrail Service Orchestration 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Juniper Contrail Service Orchestration
Published: 2018-07-11
Last modified: 2026-06-17

Description

Juniper Networks Contrail Service Orchestrator versions prior to 4.0.0 use hardcoded cryptographic certificates and keys in some cases, which may allow network based attackers to gain unauthorized access to services.

Frequently asked questions

What is CVE-2018-0040?: Juniper Networks Contrail Service Orchestrator versions prior to 4.0.0 use hardcoded cryptographic certificates and keys in some cases, which may allow network based attackers to gain unauthorized access to services.
How severe is CVE-2018-0040?: CVE-2018-0040 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-2018-0040 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-0040?: CVE-2018-0040 affects Juniper Contrail Service Orchestration. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-0040?: 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-2018-0040 published?: CVE-2018-0040 was published on 2018-07-11 and last updated on 2026-06-17.

References

https://kb.juniper.net/JSA10872

Affected products (1)

cpe:2.3:a:juniper:contrail_service_orchestration:*:*:*:*:*:*:*:*

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