Description
An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in AccessManager in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to perform arbitrary file deletion and arbitrary command execution via the deletion of an audit rule.
Published: 2026-10-28
Score: 8.8 High
EPSS: n/a
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

The vulnerability is an operating system command injection in the AccessManager component of Juniper Networks Session Smart Router and Session Smart Conductor. It allows an attacker to delete audit rules and then execute arbitrary shell commands, resulting in file deletion or other system changes. This flaw could compromise the confidentiality, integrity, and availability of the device.

Affected Systems

Juniper Networks Session Smart Router and Session Smart Conductor are affected. Versions prior to 7.0.5 for Session Smart Router, prior to 7.1.7 for Session Smart Conductor, and prior to 7.2.3 for both are vulnerable.

Risk and Exploitability

With a CVSS score of 8.8 the vulnerability is considered high severity. Exploitability is possible once the attacker can use the audit‑rule deletion interface, which typically requires authentication to an admin interface. Because the EPSS score is not available, the exact exploitation probability is unknown, but the lack of a KEV listing indicates no widely documented public exploits yet. Nevertheless, the potential for remote command execution poses a serious risk.

Generated by OpenCVE AI on October 28, 2026 at 17:25 UTC.

Remediation

Vendor Solution

The following software releases of Session Smart Router and Session Smart Conductor have been updated to resolve these specific issues: * 7.0.5 and all subsequent releases; * 7.1.7 and all subsequent releases; * 7.2.3 and all subsequent releases.


Vendor Workaround

There are no known workarounds for this issue.


OpenCVE Recommended Actions

  • Upgrade to the latest release, at least 7.0.5 for Session Smart Router, 7.1.7 or newer for Session Smart Conductor, or any subsequent release.
  • If an upgrade cannot be performed immediately, restrict network access to the AccessManager audit‑rule deletion API to trusted administrators, or firewall blocks external connections to the service.
  • Enable logging and routinely review audit logs for attempts to delete audit rules or execute unexpected commands, and investigate any anomalies promptly.

Generated by OpenCVE AI on October 28, 2026 at 17:25 UTC.

Tracking

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Advisories

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History

Wed, 28 Oct 2026 16:45:00 +0000

Type Values Removed Values Added
Description An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in AccessManager in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to perform arbitrary file deletion and arbitrary command execution via the deletion of an audit rule.
Title Session Smart Router and Session Smart Conductor: Unvalidated input causes arbitrary file deletion and command execution when deleting audit rules
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: juniper

Published:

Updated: 2026-10-28T16:35:11.327Z

Reserved: 2026-09-30T14:33:03.168Z

Link: CVE-2026-103403

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-28T17:17:24.997

Modified: 2026-10-28T17:17:25.100

Link: CVE-2026-103403

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-28T17:30:15Z

Weaknesses
  • CWE-78

    Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')