How severe is CVE-2019-1880?

CVE-2019-1880 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2019-1880 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1880?

CVE-2019-1880 affects Cisco Unified Computing System Server Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1880?

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

When was CVE-2019-1880 published?

CVE-2019-1880 was published on 2019-06-05 and last updated on 2026-06-17.

CVE-2019-1880

CVE-2019-1880 is a medium-severity vulnerability in Cisco Unified Computing System Server Firmware with a CVSS 3.x base score of 4.4. 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-345.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Cisco Unified Computing System Server Firmware
Published: 2019-06-05
Last modified: 2026-06-17

Description

A vulnerability in the BIOS upgrade utility of Cisco Unified Computing System (UCS) C-Series Rack Servers could allow an authenticated, local attacker to install compromised BIOS firmware on an affected device. The vulnerability is due to insufficient validation of the firmware image file. An attacker could exploit this vulnerability by executing the BIOS upgrade utility with a specific set of options. A successful exploit could allow the attacker to bypass the firmware signature-verification process and install compromised BIOS firmware on an affected device.

Frequently asked questions

What is CVE-2019-1880?: A vulnerability in the BIOS upgrade utility of Cisco Unified Computing System (UCS) C-Series Rack Servers could allow an authenticated, local attacker to install compromised BIOS firmware on an affected device. The vulnerability is due to insufficient validation of the firmware image file. An attacker could exploit this vulnerability by executing the BIOS upgrade utility with a specific set of options. A successful exploit could allow the attacker to bypass the firmware signature-verification process and install compromised BIOS firmware on an affected device.
How severe is CVE-2019-1880?: CVE-2019-1880 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2019-1880 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1880?: CVE-2019-1880 affects Cisco Unified Computing System Server Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1880?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-1880 published?: CVE-2019-1880 was published on 2019-06-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:cisco:unified_computing_system_server_firmware:*:*:*:*:*:*:*:*

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