CVE-2019-11539 · Severity: critical · CVSS 7.2 · Exploited in the wild · Published 2021-11-03
A command injection vulnerability in the admin web interface of Ivanti (formerly Pulse Secure) Pulse Connect Secure and Pulse Policy Secure allows an authenticated administrator to execute arbitrary OS commands. This vulnerability has been observed being exploited in the wild and is included in CISA's Known Exploited Vulnerabilities catalog.
Yes. CVE-2019-11539 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.
How severe is CVE-2019-11539?
Critical severity, with a CVSS score of 7.2, published 3 November 2021.
Which products and versions are affected?
Ivanti Pulse Connect Secure 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, 8.2RX before 8.2R12.1, 8.1RX before 8.1R15.1; Ivanti Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, 5.3RX before 5.3R12.1, 5.2RX before 5.2R12.1, 5.1RX before 5.1R15.1.
Is there a fix for CVE-2019-11539?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2019-11539 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2019-11539?
Check whether you run Ivanti Pulse Policy Secure. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Affected products
Ivanti Pulse Connect Secure 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, 8.2RX before 8.2R12.1, 8.1RX before 8.1R15.1
Ivanti Pulse Policy Secure 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, 5.3RX before 5.3R12.1, 5.2RX before 5.2R12.1, 5.1RX before 5.1R15.1
Timeline
2019-09-02: disclosed: Public blog post detailing exploitation published by Devcore
2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog