How severe is CVE-2021-23173?

CVE-2021-23173 has a CVSS 3.x base score of 2.6, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-23173 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-23173?

CVE-2021-23173 affects Philips Engage. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-23173?

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

When was CVE-2021-23173 published?

CVE-2021-23173 was published on 2022-01-10 and last updated on 2026-06-17.

CVE-2021-23173

CVE-2021-23173 is a low-severity vulnerability in Philips Engage with a CVSS 3.x base score of 2.6. 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-284.

Key facts

Severity: Low (CVSS 3.x base score 2.6)
CVSS v2: 4.0
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Philips Engage
Published: 2022-01-10
Last modified: 2026-06-17

Description

The affected product is vulnerable to an improper access control, which may allow an authenticated user to gain unauthorized access to sensitive data.

Frequently asked questions

What is CVE-2021-23173?: The affected product is vulnerable to an improper access control, which may allow an authenticated user to gain unauthorized access to sensitive data.
How severe is CVE-2021-23173?: CVE-2021-23173 has a CVSS 3.x base score of 2.6, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-23173 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23173?: CVE-2021-23173 affects Philips Engage. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23173?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-23173 published?: CVE-2021-23173 was published on 2022-01-10 and last updated on 2026-06-17.

References

https://www.cisa.gov/uscert/ics/advisories/icsma-22-006-01

Affected products (1)

cpe:2.3:a:philips:engage:*:*:*:*:*:*:*:*

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-83944 — Critical (CVSS 10.0): Improper access control in Azure Logic Apps allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-20192 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine…
CVE-2026-87230 — Critical (CVSS 10.0): Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The…
CVE-2026-54745 — Critical (CVSS 10.0): Kubeflow Pipelines enables users to build and deploy portable, scalable machine learning workflows. Prior to 2.17.0,…
CVE-2026-18886 — Critical (CVSS 10.0): ServiceNow has remediated an improper access control vulnerability that was identified in the ServiceNow AI platform.…
CVE-2026-76607 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Missing ACL check in download element in Fabrik < 4.7.2.

Browse all CWE-284 (Improper Access Control) vulnerabilities →