CVE-2019-11510: Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability

Severity: critical (CVSS 10.0 v3.1)
Exploited in the wild: yes — in CISA KEV since 2021-11-03
EPSS: 100.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-05-08 · updated 2026-06-17
Weakness: CWE-22

Description

In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .

Affected products

Ivanti Connect Secure (Pulse Secure): 8.2-r1.0, 8.2-r1.1, 8.2-r10.0, 8.2-r11.0, 8.2-r12.0, 8.2-r2.0 (+31)

References

http://packetstormsecurity.com/files/154176/Pulse-Secure-SSL-VPN-8.1R15.1-8.2-8.3-9.0-Arbitrary-File-Disclosure.html
http://packetstormsecurity.com/files/154231/Pulse-Secure-SSL-VPN-File-Disclosure-NSE.html
http://www.securityfocus.com/bid/108073
https://badpackets.net/over-14500-pulse-secure-vpn-endpoints-vulnerable-to-cve-2019-11510/
https://devco.re/blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study/
https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf
https://kb.pulsesecure.net/?atype=sa
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101/
https://lists.apache.org/thread.html/ff5fa1837b6bd1b24d18a42faa75e165a4573dbe2d434910c15fd08a%40%3Cuser.guacamole.apache.org%3E
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010
https://www.kb.cert.org/vuls/id/927237
http://packetstormsecurity.com/files/154176/Pulse-Secure-SSL-VPN-8.1R15.1-8.2-8.3-9.0-Arbitrary-File-Disclosure.html

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