Vulnerability Snapshot
CVE-2017-2349 is rated CRITICAL — exploitation is trivial or already observed in the wild and impact is severe. Patch immediately, not on the next maintenance window.
Affected technology: junos.
Executive Summary
A command injection vulnerability in the IDP feature of Juniper Networks Junos OS on SRX series devices potentially allows a user with login access to the device to execute shell commands and elevate privileges. Affected releases are Juniper Networks Junos OS 12.1X44 prior to 12.1X44-D60; 12.1X46 prior to 12.1X46-D50; 12.1X47 prior to 12.1X47-D30, 12.1X47-D35; 12.3X48 prior to 12.3X48-D20, 12.3X48-D30; 15.1X49 prior to 15.1X49-D20, 15.1X49-D30.
Why It Matters
CVE-2017-2349 is rated CRITICAL severity, requiring immediate attention from security teams.
CVSS Base Score: 9.9/10
Affected Technologies
Vendors: juniper
Products: junos
🛡️What Defenders Should Check
Use Vulnios to continuously monitor your exposure to CVE-2017-2349 and similar vulnerabilities.
References & Sources
How Vulnios Detects This
Vulnios scans for this vulnerability using Trivy and Grype for SBOM-based CVE matching and Vulnios CVE feed continuous monitoring against your asset inventory. Run a scan against your environment to see whether you are exposed; findings are linked back to the original CVE record so triage starts with the patch path already known.
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Affected Products
Sources
Related Threat Alerts
- Critical Vulnerability: CVE-2017-2336 — juniper — screenos
- Critical Vulnerability: CVE-2017-2343 — juniper — junos, srx100
- Critical Vulnerability: CVE-2017-2345 — juniper — junos
- Critical Vulnerability: CVE-2017-10601 — juniper — junos
- Critical Vulnerability: CVE-2017-2320 — juniper — northstar_controller
- Critical Vulnerability: CVE-2016-4926 — juniper — junos_space
Frequently Asked Questions
What is CVE-2017-2349?
CVE-2017-2349 is a critical-severity vulnerability tracked under the Common Vulnerabilities and Exposures program. A command injection vulnerability in the IDP feature of Juniper Networks Junos OS on SRX series devices potentially allows a user with login access to the device to execute shell commands and elevate
Am I affected?
Check whether your environment runs junos. If you operate any of those, treat yourself as in scope until you have evidence otherwise. A Vulnios scan will identify the exact assets carrying the affected version.
How urgent is the response?
Critical: do not wait for your normal patch cycle. Verify exposure today, apply the vendor patch immediately, and add detection rules for any post-exploit indicators.
How do I remediate?
Apply the vendor patch listed in the upstream advisory linked under Sources. If the patch is not yet available, follow the vendor-supplied workaround (often a config flag or feature disable) and add detections for the published exploit pattern in your SIEM. Re-scan after the patch lands to confirm the finding clears.
Where can I track exploitation activity?
Watch CISA's Known Exploited Vulnerabilities catalog for CVE-2017-2349. Cross-reference with public exploit databases and your own SIEM/IDS for indicator-of-compromise patterns. Vulnios tracks KEV status automatically and surfaces it on the asset findings view.
How does Vulnios help with this?
Vulnios continuously cross-references your asset inventory against the live CVE feed (NVD, vendor advisories, CISA KEV, and curated OSINT). When a new CVE matches your environment, you get a prioritized finding with the severity, KEV status, exploit-prediction (EPSS), and a direct path to the vendor patch. You can start a free scan from the homepage.
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