Critical severity9.8NVD Advisory· Published Sep 6, 2018· Updated Jun 17, 2026

CVE-2018-6320

Description

A vulnerability has been discovered in login.cgi in Pulse Secure Pulse Connect Secure (PCS) 8.1RX before 8.1R12 and 8.3RX before 8.3R2 and Pulse Policy Secure (PPS) 5.2RX before 5.2R9 and 5.4RX before 5.4R2 wherein an http(s) Host header received from the browser is trusted without validation.

Affected products

Pulsesecure/Pulse Connect Securellm-fuzzy
Range: <8.1R12, <8.3R2
Pulsesecure/Policy Securellm-fuzzy
Range: <5.2R9, <5.4R2

Patches

Vulnerability mechanics

References

kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43877nvdVendor Advisory

News mentions

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