How severe is CVE-2018-1843?

CVE-2018-1843 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-1843 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1843?

CVE-2018-1843 affects Ibm Cloud Private. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-1843?

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

When was CVE-2018-1843 published?

CVE-2018-1843 was published on 2018-11-21 and last updated on 2026-06-17.

CVE-2018-1843

CVE-2018-1843 is a medium-severity vulnerability in Ibm Cloud Private with a CVSS 3.x base score of 4.1. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
CVSS v2: 1.9
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Ibm Cloud Private
Published: 2018-11-21
Last modified: 2026-06-17

Description

The Identity and Access Management (IAM) services (IBM Cloud Private 3.1.0) do not use a secure channel, such as SSL, to exchange information only when accessed internally from within the cluster. It could be possible for an attacker with access to network traffic to sniff packets from the connection and uncover data. IBM X-Force ID: 150903

Frequently asked questions

What is CVE-2018-1843?: The Identity and Access Management (IAM) services (IBM Cloud Private 3.1.0) do not use a secure channel, such as SSL, to exchange information only when accessed internally from within the cluster. It could be possible for an attacker with access to network traffic to sniff packets from the connection and uncover data. IBM X-Force ID: 150903
How severe is CVE-2018-1843?: CVE-2018-1843 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-1843 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1843?: CVE-2018-1843 affects Ibm Cloud Private. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-1843?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-1843 published?: CVE-2018-1843 was published on 2018-11-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:cloud_private:3.1.0:*:*:*:*:*:*:*

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