Vulnerability Details : CVE-2019-11539

Public exploit exists!
Used for ransomware!
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, the admin web interface allows an authenticated attacker to inject and execute commands.
Published 2019-04-26 02:29:00
Updated 2024-02-27 21:04:18
Source MITRE
View at NVD,   CVE.org

CVE-2019-11539 is in the CISA Known Exploited Vulnerabilities Catalog

This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
Ivanti Pulse Connect Secure and Policy Secure Command Injection Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Ivanti Pulse Connect Secure and Policy Secure allows an authenticated attacker from the admin web interface to inject and execute commands.
Added on 2021-11-03 Action due date 2022-05-03

Exploit prediction scoring system (EPSS) score for CVE-2019-11539

Probability of exploitation activity in the next 30 days: 97.09%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 100 % EPSS Score History EPSS FAQ

Metasploit modules for CVE-2019-11539

  • Pulse Secure VPN Arbitrary Command Execution
    Disclosure Date: 2019-04-24
    First seen: 2020-04-26
    exploit/linux/http/pulse_secure_cmd_exec
    This module exploits a post-auth command injection in the Pulse Secure VPN server to execute commands as root. The env(1) command is used to bypass application whitelisting and run arbitrary commands. Please see related module auxiliary/gather/pulse_secure_file_disc

CVSS scores for CVE-2019-11539

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
6.5
 MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4
 NIST
8.0
 HIGH CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
1.3
6.0
 MITRE
7.2
 HIGH CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
1.2
5.9
 NIST

CWE ids for CVE-2019-11539

References for CVE-2019-11539

Products affected by CVE-2019-11539

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