How severe is CVE-2023-37404?

CVE-2023-37404 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-37404 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-37404?

CVE-2023-37404 affects Ibm Observability With Instana. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-37404?

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

When was CVE-2023-37404 published?

CVE-2023-37404 was published on 2023-10-04 and last updated on 2026-06-17.

CVE-2023-37404

CVE-2023-37404 is a medium-severity vulnerability in Ibm Observability With Instana with a CVSS 3.x base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.4)
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ibm Observability With Instana
Published: 2023-10-04
Last modified: 2026-06-17

Description

IBM Observability with Instana 1.0.243 through 1.0.254 could allow an attacker on the network to execute arbitrary code on the host after a successful DNS poisoning attack. IBM X-Force ID: 259789.

Frequently asked questions

What is CVE-2023-37404?: IBM Observability with Instana 1.0.243 through 1.0.254 could allow an attacker on the network to execute arbitrary code on the host after a successful DNS poisoning attack. IBM X-Force ID: 259789.
How severe is CVE-2023-37404?: CVE-2023-37404 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-37404 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-37404?: CVE-2023-37404 affects Ibm Observability With Instana. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-37404?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-37404 published?: CVE-2023-37404 was published on 2023-10-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:observability_with_instana:*:*:*:*:*:*:*:*

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