High severity · published Jun 28, 2019
CVE-2018-20809
A crafted message can cause the web server to crash with Pulse Secure Pulse Connect Secure (PCS) 8.3RX before 8.3R5 and Pulse Policy Secure 5.4RX before 5.4R5
7.5
CVSS
2.7%
EPSS
No
On KEV
Description
A crafted message can cause the web server to crash with Pulse Secure Pulse Connect Secure (PCS) 8.3RX before 8.3R5 and Pulse Policy Secure 5.4RX before 5.4R5. This is not applicable to PCS 8.1RX.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.7% · higher than 86% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Connect Secure · Ivanti
8.3; 8.3; 8.3; 8.3; 8.3 · source: NVD
PP
Pulse Policy Secure · Pulsesecure
4.4; 4.4; 4.4; 4.4; 4.4; 4.4; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20809
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20809
Vendor Advisory
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43877/
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