Security readout for executives and security teams
Plain-English summary
This flaw could let a remote unauthenticated attacker run code as root on Cisco Prime Infrastructure or Cisco EPNM, but only during the initial High Availability registration window. The business risk is severe if that window is reachable from untrusted networks.
Executive priority
Treat as high priority where Cisco PI or EPNM is deployed. Root-level compromise of a network management platform can affect confidentiality, integrity, and availability, even though the exploitable window is narrow.
Technical view
The vulnerability is insufficient input validation in the REST API during HA configuration and registration. A malicious file uploaded during the HA registration period could lead to arbitrary code execution with root privileges on the underlying operating system. CVSS is 8.1, with high attack complexity due to the limited timing condition.
Likely exposure
Exposure is likely limited to organizations running Cisco Prime Infrastructure or Cisco EPNM with HA registration active or mismanaged. The source bundle does not identify affected versions, internet exposure levels, or fixed releases.
Exploitation context
The source bundle does not report active exploitation, and KEV status is false. Exploitation requires network reachability and the specific HA registration period, but success would provide root-level operating system compromise.
Researcher notes
Do not assume broad exploitability outside the HA registration period. The bundle lacks version and fixed-release details, so validation should focus on product presence, HA registration state, network reachability, and Cisco advisory alignment.
Mitigation direction
- Review Cisco’s advisory for affected releases and vendor-approved fixes.
- Restrict management and HA registration interfaces to trusted administrative networks.
- Avoid exposing Cisco PI or EPNM management services to the internet.
- Disable or close HA registration workflows when not actively required.
- Monitor for unexpected HA registration activity or file uploads.
Validation and detection
- Inventory Cisco Prime Infrastructure and EPNM deployments.
- Confirm whether HA registration is enabled or recently used.
- Compare installed versions against Cisco’s advisory.
- Verify REST API and management access are network-restricted.
- Review logs for unexpected HA registration uploads or configuration changes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-15958 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.1 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H2.25.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.1HighVector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- 20191106 Cisco Prime Infrastructure and Evolved Programmable Network Manager Remote Code Execution VulnerabilityCVE reference · vendor-advisory, x_refsource_CISCO
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.