Exploited
critical
10
CWE
416 287 77
Advisory Published
Updated

CVE-2021-22893: Ivanti Pulse Connect Secure Use-After-Free Vulnerability

First published: Fri Apr 23 2021(Updated: )

Ivanti Pulse Connect Secure contains a use-after-free vulnerability that allow a remote, unauthenticated attacker to execute code via license services.

Credit: support@hackerone.com support@hackerone.com

Affected SoftwareAffected VersionHow to fix
Pulsesecure Pulse Connect Secure=9.0
Pulsesecure Pulse Connect Secure=9.0-r1
Pulsesecure Pulse Connect Secure=9.0-r2
Pulsesecure Pulse Connect Secure=9.0-r2.1
Pulsesecure Pulse Connect Secure=9.0-r3
Pulsesecure Pulse Connect Secure=9.0-r3.1
Pulsesecure Pulse Connect Secure=9.0-r3.2
Pulsesecure Pulse Connect Secure=9.0-r3.3
Pulsesecure Pulse Connect Secure=9.0-r3.5
Pulsesecure Pulse Connect Secure=9.0-r4
Pulsesecure Pulse Connect Secure=9.0-r4.1
Pulsesecure Pulse Connect Secure=9.0-r5.0
Pulsesecure Pulse Connect Secure=9.0-r6.0
Pulsesecure Pulse Connect Secure=9.1
Pulsesecure Pulse Connect Secure=9.1-r1
Pulsesecure Pulse Connect Secure=9.1-r10.0
Pulsesecure Pulse Connect Secure=9.1-r10.2
Pulsesecure Pulse Connect Secure=9.1-r11.0
Pulsesecure Pulse Connect Secure=9.1-r11.1
Pulsesecure Pulse Connect Secure=9.1-r11.3
Pulsesecure Pulse Connect Secure=9.1-r2
Pulsesecure Pulse Connect Secure=9.1-r3
Pulsesecure Pulse Connect Secure=9.1-r4
Pulsesecure Pulse Connect Secure=9.1-r4.1
Pulsesecure Pulse Connect Secure=9.1-r4.2
Pulsesecure Pulse Connect Secure=9.1-r4.3
Pulsesecure Pulse Connect Secure=9.1-r5
Pulsesecure Pulse Connect Secure=9.1-r6
Pulsesecure Pulse Connect Secure=9.1-r7
Pulsesecure Pulse Connect Secure=9.1-r8
Pulsesecure Pulse Connect Secure=9.1-r8.1
Pulsesecure Pulse Connect Secure=9.1-r8.2
Pulsesecure Pulse Connect Secure=9.1-r8.4
Pulsesecure Pulse Connect Secure=9.1-r9
Pulsesecure Pulse Connect Secure=9.1-r9.1
Pulsesecure Pulse Connect Secure=9.1-r9.2
Ivanti Pulse Connect Secure
Ivanti Connect Secure=9.0
Ivanti Connect Secure=9.0-r1
Ivanti Connect Secure=9.0-r2
Ivanti Connect Secure=9.0-r2.1
Ivanti Connect Secure=9.0-r3
Ivanti Connect Secure=9.0-r3.1
Ivanti Connect Secure=9.0-r3.2
Ivanti Connect Secure=9.0-r3.3
Ivanti Connect Secure=9.0-r3.5
Ivanti Connect Secure=9.0-r4
Ivanti Connect Secure=9.0-r4.1
Ivanti Connect Secure=9.0-r5.0
Ivanti Connect Secure=9.0-r6.0
Ivanti Connect Secure=9.1
Ivanti Connect Secure=9.1-r1
Ivanti Connect Secure=9.1-r10.0
Ivanti Connect Secure=9.1-r10.2
Ivanti Connect Secure=9.1-r11.0
Ivanti Connect Secure=9.1-r11.1
Ivanti Connect Secure=9.1-r11.3
Ivanti Connect Secure=9.1-r2
Ivanti Connect Secure=9.1-r3
Ivanti Connect Secure=9.1-r4
Ivanti Connect Secure=9.1-r4.1
Ivanti Connect Secure=9.1-r4.2
Ivanti Connect Secure=9.1-r4.3
Ivanti Connect Secure=9.1-r5
Ivanti Connect Secure=9.1-r6
Ivanti Connect Secure=9.1-r7
Ivanti Connect Secure=9.1-r8
Ivanti Connect Secure=9.1-r8.1
Ivanti Connect Secure=9.1-r8.2
Ivanti Connect Secure=9.1-r8.4
Ivanti Connect Secure=9.1-r9
Ivanti Connect Secure=9.1-r9.1
Ivanti Connect Secure=9.1-r9.2

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Frequently Asked Questions

  • What is the vulnerability ID of this issue?

    The vulnerability ID of this issue is CVE-2021-22893.

  • What is the title of this vulnerability?

    The title of this vulnerability is Ivanti Pulse Connect Secure Use-After-Free Vulnerability.

  • What is the description of this vulnerability?

    The description of this vulnerability is that Ivanti Pulse Connect Secure contains a use-after-free vulnerability that allows a remote, unauthenticated attacker to execute code via license services.

  • Which software is affected by this vulnerability?

    The software affected by this vulnerability is Ivanti Pulse Connect Secure.

  • Where can I find more information about this vulnerability?

    You can find more information about this vulnerability [here](https://www.cisa.gov/emergency-directive-21-03).

  • What is the Common Weakness Enumeration (CWE) ID of this vulnerability?

    The Common Weakness Enumeration (CWE) ID of this vulnerability is CWE-416.

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