How severe is CVE-2017-2319?

CVE-2017-2319 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2017-2319 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2319?

CVE-2017-2319 affects Juniper Northstar Controller. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-2319?

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-2017-2319 published?

CVE-2017-2319 was published on 2017-04-24 and last updated on 2026-06-17.

CVE-2017-2319

CVE-2017-2319 is a high-severity vulnerability in Juniper Northstar Controller with a CVSS 3.x base score of 8.3. 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-287.

Key facts

Severity: High (CVSS 3.x base score 8.3)
CVSS v2: 7.5
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Juniper Northstar Controller
Published: 2017-04-24
Last modified: 2026-06-17

Description

A vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow a malicious attacker to compromise the systems confidentiality or integrity without authentication, leading to managed systems being compromised or services being denied to authentic end users and systems as a result.

Frequently asked questions

What is CVE-2017-2319?: A vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow a malicious attacker to compromise the systems confidentiality or integrity without authentication, leading to managed systems being compromised or services being denied to authentic end users and systems as a result.
How severe is CVE-2017-2319?: CVE-2017-2319 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2017-2319 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2319?: CVE-2017-2319 affects Juniper Northstar Controller. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2319?: 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-2017-2319 published?: CVE-2017-2319 was published on 2017-04-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:juniper:northstar_controller:*:*:*:*:*:*:*:*

More vulnerabilities in Juniper Northstar Controller

CVE-2017-2320 — Critical (CVSS 10.0): A vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow an…
CVE-2017-2332 — High (CVSS 8.8): An insufficient authentication vulnerability in Juniper Networks NorthStar Controller Application prior to version…
CVE-2017-2321 — High (CVSS 8.6): A vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service Pack 1 may allow an…
CVE-2017-2317 — High (CVSS 8.6): A denial of service vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service…
CVE-2017-2334 — High (CVSS 7.5): An information leak vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service…
CVE-2017-2323 — High (CVSS 7.5): A denial of service vulnerability in Juniper Networks NorthStar Controller Application prior to version 2.1.0 Service…

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

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