Exploited
high
7.2
CWE
669 94
Advisory Published
Updated

CVE-2021-22900: Ivanti Pulse Connect Secure Unrestricted File Upload Vulnerability

First published: Thu May 27 2021(Updated: )

Ivanti Pulse Connect Secure contains an unrestricted file upload vulnerability that allows an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.

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

Affected SoftwareAffected VersionHow to fix
Pulsesecure Pulse Connect Secure<=9.1
Pulsesecure Pulse Connect Secure=9.0
Pulsesecure Pulse Connect Secure=9.0-r1
Pulsesecure Pulse Connect Secure=9.0-r1.0
Pulsesecure Pulse Connect Secure=9.0-r2
Pulsesecure Pulse Connect Secure=9.0-r2.0
Pulsesecure Pulse Connect Secure=9.0-r2.1
Pulsesecure Pulse Connect Secure=9.0-r3
Pulsesecure Pulse Connect Secure=9.0-r3.0
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-r4.0
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-r1.0
Ivanti Connect Secure=9.0-r2
Ivanti Connect Secure=9.0-r2.0
Ivanti Connect Secure=9.0-r2.1
Ivanti Connect Secure=9.0-r3
Ivanti Connect Secure=9.0-r3.0
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-r4.0
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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Reference Links

Frequently Asked Questions

  • What is CVE-2021-22900?

    CVE-2021-22900 is a vulnerability that allows multiple unrestricted uploads in Pulse Connect Secure before 9.1R11.4, potentially allowing an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.

  • What is the severity of CVE-2021-22900?

    The severity of CVE-2021-22900 is high, with a severity score of 7.2.

  • What software is affected by CVE-2021-22900?

    CVE-2021-22900 affects Pulse Connect Secure versions before 9.1R11.4.

  • How can I fix CVE-2021-22900?

    To fix CVE-2021-22900, upgrade to Pulse Connect Secure version 9.1R11.4 or later.

  • Where can I find more information about CVE-2021-22900?

    You can find more information about CVE-2021-22900 in the [CISA Emergency Directive 21-03](https://www.cisa.gov/emergency-directive-21-03) and the [Pulse Secure Security Advisories](https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/?kA23Z000000boUWSAY).

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