How severe is CVE-2019-4621?

CVE-2019-4621 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-4621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-4621?

CVE-2019-4621 affects Ibm Datapower Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-4621?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2019-4621 published?

CVE-2019-4621 was published on 2019-12-09 and last updated on 2026-06-17.

CVE-2019-4621

CVE-2019-4621 is a critical-severity vulnerability in Ibm Datapower Gateway with a CVSS 3.x base score of 9.8. 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-1188.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1188
Affected product: Ibm Datapower Gateway
Published: 2019-12-09
Last modified: 2026-06-17

Description

IBM DataPower Gateway 7.6.0.0-7 throug 6.0.14 and 2018.4.1.0 through 2018.4.1.5 have a default administrator account that is enabled if the IPMI LAN channel is enabled. A remote attacker could use this account to gain unauthorised access to the BMC. IBM X-Force ID: 168883.

Frequently asked questions

What is CVE-2019-4621?: IBM DataPower Gateway 7.6.0.0-7 throug 6.0.14 and 2018.4.1.0 through 2018.4.1.5 have a default administrator account that is enabled if the IPMI LAN channel is enabled. A remote attacker could use this account to gain unauthorised access to the BMC. IBM X-Force ID: 168883.
How severe is CVE-2019-4621?: CVE-2019-4621 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-4621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-4621?: CVE-2019-4621 affects Ibm Datapower Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-4621?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-4621 published?: CVE-2019-4621 was published on 2019-12-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:ibm:datapower_gateway:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Datapower Gateway

CVE-2022-31775 — Critical (CVSS 9.1): IBM DataPower Gateway 10.0.2.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.8, 10.5.0.0, and 2018.4.1.0 through…
CVE-2022-31773 — High (CVSS 8.8): IBM DataPower Gateway V10CD, 10.0.1, and 2018.4.1 is vulnerable to cross-site request forgery which could allow an…
CVE-2022-31776 — High (CVSS 8.8): IBM DataPower Gateway 10.0.2.0 through 10.0.4.0, 10.0.1.0 through 10.0.1.8, 10.5.0.0, and 2018.4.1.0 through…
CVE-2019-4294 — High (CVSS 7.8): IBM DataPower Gateway 2018.4.1.0 through 2018.4.1.6, 7.6.0.0 through 7.6.0.15 and IBM MQ Appliance 8.0.0.0 through…
CVE-2021-38872 — High (CVSS 7.5): IBM DataPower Gateway 10.0.2.0, 10.0.3.0, 10.0.1.0 through 10.0.1.4, and 2018.4.1.0 through 2018.4.1.17 could allow a…
CVE-2020-4994 — High (CVSS 7.5): IBM DataPower Gateway 10.0.1.0 through 10.0.1.4 and 2018.4.1.0 through 2018.4.1.17 could allow a remote user to cause a…

All CVEs affecting Ibm Datapower Gateway →

Other CWE-1188 (Insecure Default Initialization of Resource) vulnerabilities

CVE-2026-31957 — Critical (CVSS 10.0): Himmelblau is an interoperability suite for Microsoft Azure Entra ID and Intune. From 3.0.0 to before 3.1.0, if…
CVE-2025-41672 — Critical (CVSS 10.0): A remote unauthenticated attacker may use default certificates to generate JWT Tokens and gain full access to the tool…
CVE-2024-0001 — Critical (CVSS 10.0): A condition exists in FlashArray Purity whereby a local account intended for initial array configuration remains active…
CVE-2024-2912 — Critical (CVSS 10.0): An insecure deserialization vulnerability exists in the BentoML framework, allowing remote code execution (RCE) by…
CVE-2021-34795 — Critical (CVSS 10.0): Multiple vulnerabilities in the web-based management interface of the Cisco Catalyst Passive Optical Network (PON)…
CVE-2017-7964 — Critical (CVSS 10.0): Zyxel WRE6505 devices have a default TELNET password of 1234 for the root and admin accounts, which makes it easier for…

Browse all CWE-1188 (Insecure Default Initialization of Resource) vulnerabilities →