How severe is CVE-2020-4239?

CVE-2020-4239 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-4239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-4239?

CVE-2020-4239 affects Ibm Tivoli Netcool/impact. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-4239?

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

When was CVE-2020-4239 published?

CVE-2020-4239 was published on 2020-03-31 and last updated on 2026-06-17.

CVE-2020-4239

CVE-2020-4239 is a medium-severity vulnerability in Ibm Tivoli Netcool/impact with a CVSS 3.x base score of 5.3. 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-209.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-209
Affected product: Ibm Tivoli Netcool/impact
Published: 2020-03-31
Last modified: 2026-06-17

Description

IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.17 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 175412.

Frequently asked questions

What is CVE-2020-4239?: IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.17 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 175412.
How severe is CVE-2020-4239?: CVE-2020-4239 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-4239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-4239?: CVE-2020-4239 affects Ibm Tivoli Netcool/impact. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-4239?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-4239 published?: CVE-2020-4239 was published on 2020-03-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:tivoli_netcool\/impact:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Tivoli Netcool/impact

CVE-2020-4238 — High (CVSS 8.8): IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.17 is vulnerable to cross-site request forgery which could allow an…
CVE-2020-4237 — High (CVSS 8.8): IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.17 is vulnerable to cross-site request forgery which could allow an…
CVE-2026-4788 — High (CVSS 8.4): IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.37 stores sensitive information in log files that could be read by a…
CVE-2019-4103 — High (CVSS 8.0): IBM Tivoli Netcool/Impact 7.1.0 allows for remote execution of command by low privileged User. Remote code execution…
CVE-2021-29794 — High (CVSS 7.5): IBM Tivoli Netcool/Impact 7.1.0.20 and 7.1.0.21 uses an insecure SSH server configuration which enables weaker than…
CVE-2020-4236 — Medium (CVSS 6.5): IBM Tivoli Netcool Impact 7.1.0.0 through 7.1.0.17 could allow an authenticated user to cause a denial of service due…

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