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Actively exploited · Published Apr 26, 2019 · Assigned by mitre

CVE-2019-11539

High 8.0 Exploited Ransomware

In plain English

A high-severity OS command injection in Pulse Connect Secure and Pulse Policy Secure from Ivanti. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). It has been used in ransomware campaigns. The chance it is exploited in the next 30 days is estimated at 98.5% (higher than 99.9% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code. Apply updates per vendor instructions.

Severity (CVSS 3.0)8.0High
Exploit odds (30 days)98.5%top 0.1% of all CVEs
Exploited in the wildYesCISA KEV since Nov 3, 2021
Attack tooling2Metasploit, Public PoC

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by May 3, 2022.

Official 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, the admin web interface allows an authenticated attacker to inject and execute commands.

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-78 · Vector: CVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:H/S:C/UI:N

References