How severe is CVE-2017-2305?

CVE-2017-2305 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-2305 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-2305?

CVE-2017-2305 affects Juniper Junos Space. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-2305?

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-2017-2305 published?

CVE-2017-2305 was published on 2017-05-30 and last updated on 2026-06-17.

CVE-2017-2305

CVE-2017-2305 is a high-severity vulnerability in Juniper Junos Space with a CVSS 3.x base score of 8.8. 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-863.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Juniper Junos Space
Published: 2017-05-30
Last modified: 2026-06-17

Description

On Juniper Networks Junos Space versions prior to 16.1R1, due to an insufficient authorization check, readonly users on the Junos Space administrative web interface can create privileged users, allowing privilege escalation.

Frequently asked questions

What is CVE-2017-2305?: On Juniper Networks Junos Space versions prior to 16.1R1, due to an insufficient authorization check, readonly users on the Junos Space administrative web interface can create privileged users, allowing privilege escalation.
How severe is CVE-2017-2305?: CVE-2017-2305 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-2305 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-2305?: CVE-2017-2305 affects Juniper Junos Space. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-2305?: 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-2017-2305 published?: CVE-2017-2305 was published on 2017-05-30 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:juniper:junos_space:*:*:*:*:*:*:*:*

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