How severe is CVE-2019-11983?

CVE-2019-11983 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2019-11983 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-11983?

CVE-2019-11983 primarily affects Hp Integrated Lights-out 5 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-11983?

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

When was CVE-2019-11983 published?

CVE-2019-11983 was published on 2019-06-05 and last updated on 2026-06-17.

CVE-2019-11983

CVE-2019-11983 is a high-severity vulnerability in Hp Integrated Lights-out 5 Firmware with a CVSS 3.x base score of 7.0. 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-119.

Key facts

Severity: High (CVSS 3.x base score 7.0)
CVSS v2: 8.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Hp Integrated Lights-out 5 Firmware
Published: 2019-06-05
Last modified: 2026-06-17

Description

A remote buffer overflow vulnerability was identified in HPE Integrated Lights-Out 4 (iLO 4) earlier than v2.61b for Gen9 servers and Integrated Lights-Out 5 (iLO 5) for Gen10 Servers earlier than version v1.39.

Frequently asked questions

What is CVE-2019-11983?: A remote buffer overflow vulnerability was identified in HPE Integrated Lights-Out 4 (iLO 4) earlier than v2.61b for Gen9 servers and Integrated Lights-Out 5 (iLO 5) for Gen10 Servers earlier than version v1.39.
How severe is CVE-2019-11983?: CVE-2019-11983 has a CVSS 3.x base score of 7.0, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2019-11983 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-11983?: CVE-2019-11983 primarily affects Hp Integrated Lights-out 5 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-11983?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2019-11983 published?: CVE-2019-11983 was published on 2019-06-05 and last updated on 2026-06-17.

References

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03917en_us

Affected products (2)

cpe:2.3:o:hp:integrated_lights-out_5_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:hp:integrated_lights-out_4_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Hp Integrated Lights-out 5 Firmware

CVE-2018-7093 — High (CVSS 8.6): A security vulnerability in HPE Integrated Lights-Out 3 prior to v1.90, iLO 4 prior to v2.60, iLO 5 prior to v1.30,…
CVE-2019-11982 — High (CVSS 8.3): A remote cross site scripting vulnerability was identified in HPE Integrated Lights-Out 4 (iLO 4) earlier than v2.61b…
CVE-2018-7101 — High (CVSS 7.5): A potential remote denial of service security vulnerability has been identified in HPE Integrated Lights Out 4 prior to…
CVE-2018-7105 — High (CVSS 7.2): A security vulnerability in HPE Integrated Lights-Out 5 (iLO 5) for HPE Gen10 Servers prior to v1.35, HPE Integrated…
CVE-2018-7078 — High (CVSS 7.2): A remote code execution was identified in HPE Integrated Lights-Out 4 (iLO 4) earlier than version v2.60 and HPE…
CVE-2018-7113 — Medium (CVSS 6.6): A security vulnerability in HPE Integrated Lights-Out 5 (iLO 5) prior to v1.37 could be locally exploited to bypass the…

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