How severe is CVE-2019-1863?

CVE-2019-1863 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2019-1863 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1863?

CVE-2019-1863 primarily affects Cisco Unified Computing System. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-1863?

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-2019-1863 published?

CVE-2019-1863 was published on 2019-08-21 and last updated on 2026-06-17.

CVE-2019-1863

CVE-2019-1863 is a high-severity vulnerability in Cisco Unified Computing System with a CVSS 3.x base score of 8.1. 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-285.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 9.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Cisco Unified Computing System
Published: 2019-08-21
Last modified: 2026-06-17

Description

A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Software could allow an authenticated, remote attacker to make unauthorized changes to the system configuration. The vulnerability is due to insufficient authorization enforcement. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected software. A successful exploit could allow a user with read-only privileges to change critical system configurations using administrator privileges.

Frequently asked questions

What is CVE-2019-1863?: A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Software could allow an authenticated, remote attacker to make unauthorized changes to the system configuration. The vulnerability is due to insufficient authorization enforcement. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected software. A successful exploit could allow a user with read-only privileges to change critical system configurations using administrator privileges.
How severe is CVE-2019-1863?: CVE-2019-1863 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2019-1863 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1863?: CVE-2019-1863 primarily affects Cisco Unified Computing System. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-1863?: 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-2019-1863 published?: CVE-2019-1863 was published on 2019-08-21 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-imc-privilege

Affected products (2)

cpe:2.3:a:cisco:unified_computing_system:4.0\(1c\)hs3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:integrated_management_controller_supervisor:*:*:*:*:*:*:*:*

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