How severe is CVE-2019-13528?

CVE-2019-13528 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-13528 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13528?

CVE-2019-13528 primarily affects Tridium Niagara Ax. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-13528?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-13528 published?

CVE-2019-13528 was published on 2019-09-24 and last updated on 2026-06-17.

CVE-2019-13528

CVE-2019-13528 is a medium-severity vulnerability in Tridium Niagara Ax with a CVSS 3.x base score of 4.4. 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-285.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Tridium Niagara Ax
Published: 2019-09-24
Last modified: 2026-06-17

Description

A specific utility may allow an attacker to gain read access to privileged files in the Niagara AX 3.8u4 (JACE 3e, JACE 6e, JACE 7, JACE-8000), Niagara 4.4u3 (JACE 3e, JACE 6e, JACE 7, JACE-8000), and Niagara 4.7u1 (JACE-8000, Edge 10).

Frequently asked questions

What is CVE-2019-13528?: A specific utility may allow an attacker to gain read access to privileged files in the Niagara AX 3.8u4 (JACE 3e, JACE 6e, JACE 7, JACE-8000), Niagara 4.4u3 (JACE 3e, JACE 6e, JACE 7, JACE-8000), and Niagara 4.7u1 (JACE-8000, Edge 10).
How severe is CVE-2019-13528?: CVE-2019-13528 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-13528 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13528?: CVE-2019-13528 primarily affects Tridium Niagara Ax. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-13528?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-13528 published?: CVE-2019-13528 was published on 2019-09-24 and last updated on 2026-06-17.

References

https://www.us-cert.gov/ics/advisories/icsa-19-262-01

Affected products (3)

cpe:2.3:o:tridium:niagara_ax:3.8u4:*:*:*:*:*:*:*
cpe:2.3:o:tridium:niagara4:4.4u3:*:*:*:*:*:*:*
cpe:2.3:o:tridium:niagara4:4.7u1:*:*:*:*:*:*:*

More vulnerabilities in Tridium Niagara Ax

CVE-2012-4701 — Critical (CVSS 9.3): Directory traversal vulnerability in Tridium Niagara AX 3.5, 3.6, and 3.7 allows remote attackers to read sensitive…
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