CVE-2019-11542 Information

Description

In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4 8.3RX before 8.3R7.1 8.2RX before 8.2R12.1 and 8.1RX before 8.1R15.1 and Pulse Policy Secure version 9.0RX before 9.0R3.2 5.4RX before 5.4R7.1 5.3RX before 5.3R12.1 5.2RX before 5.2R12.1 and 5.1RX before 5.1R15.1 an authenticated attacker (via the admin web interface) can send a specially crafted message resulting in a stack buffer overflow.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/108073 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/articles/Pulse_Security_Advisories/SA44101 https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010 https://www.kb.cert.org/vuls/id/927237

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.2