How severe is CVE-2019-4158?

CVE-2019-4158 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2019-4158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-4158?

CVE-2019-4158 affects Ibm Security Access Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-4158?

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

When was CVE-2019-4158 published?

CVE-2019-4158 was published on 2019-06-25 and last updated on 2026-06-17.

CVE-2019-4158

CVE-2019-4158 is a medium-severity vulnerability in Ibm Security Access Manager with a CVSS 3.x base score of 5.4. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Ibm Security Access Manager
Published: 2019-06-25
Last modified: 2026-06-17

Description

IBM Security Access Manager 9.0.1 through 9.0.6 does not prove that a user's identity is correct which can lead to the exposure of resources or functionality to unintended actors. IBM X-Force ID: 158574.

Frequently asked questions

What is CVE-2019-4158?: IBM Security Access Manager 9.0.1 through 9.0.6 does not prove that a user's identity is correct which can lead to the exposure of resources or functionality to unintended actors. IBM X-Force ID: 158574.
How severe is CVE-2019-4158?: CVE-2019-4158 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2019-4158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-4158?: CVE-2019-4158 affects Ibm Security Access Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-4158?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-4158 published?: CVE-2019-4158 was published on 2019-06-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:security_access_manager:*:*:*:*:*:*:*:*

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