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- Juniper Networks
- Junos OS Evolved
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- 4 Posts
Fediverse
CVE-2026-21902 represents a high-impact infrastructure exposure.
Affected platform: Junos OS Evolved on PTX series routers.
Attack vector: Unauthenticated network access.
Privilege level: Root execution.
Service: On-Box Anomaly Detection, enabled by default.
Strategic risk:
• Traffic interception capability
• Policy manipulation
• Controller redirection
• Lateral pivoting
• Long-term foothold persistence
Although no exploitation has been observed, historically, high-performance routing infrastructure is a prime target due to its control-plane visibility and network centrality.
Recommended actions:
– Immediate patch validation
– Control-plane traffic monitoring
– Service exposure review
– Network segmentation validation
– Threat hunting for anomalous routing behavior
Are infrastructure devices integrated into your continuous detection engineering pipeline?
Source: https://www.securityweek.com/juniper-networks-ptx-routers-affected-by-critical-vulnerability/
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#Infosec #CVE2026 #Juniper #RouterSecurity #CriticalInfrastructure #ThreatModeling #DetectionEngineering #NetworkDefense #ZeroTrustArchitecture #CyberRisk #SecurityOperations #VulnerabilityManagement
Bluesky
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🚨 CVE-2026-3380: HIGH-severity buffer overflow in Tenda F453 (v1.0.0.3). Remotely exploitable, no auth needed — PoC public. Isolate devices, restrict WAN, monitor for /goform/L7Im traffic. Patch pending. https://radar.offseq.com/threat/cve-2026-3380-buffer-overflow-in-tenda-f453-54481f34 #OffSeq #Vulnerability #Tenda #InfoSec
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