Critical severity · published Sep 6, 2018
CVE-2018-6320
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…
9.8
CVSS
4.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.1% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Connect Secure · Ivanti
8.1 · source: NVD
PC
Pulse Connect Secure · Pulsesecure
8.1r1.0; 8.1rx; 8.3rx · source: NVD
PP
Pulse Policy Secure · Pulsesecure
5.2r1.0; 5.2r2.0; 5.2r3.0; 5.2r3.2; 5.2r4.0; 5.2r5.0; +8 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-6320
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-6320
Vendor Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43877
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