Published: 27/05/2021 Updated: 30/08/2022

CVSS v2 Base Score: 6.5 | Impact Score: 6.4 | Exploitability Score: 8

CVSS v3 Base Score: 7.2 | Impact Score: 5.9 | Exploitability Score: 1.2

Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

A vulnerability allowed multiple unrestricted uploads in Pulse Connect Secure prior to 9.1R11.4 that could lead to an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface.

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pulsesecure pulse connect secure 9.0
pulsesecure pulse connect secure 9.1
pulsesecure pulse connect secure

CVE-2021-22900 Proof-of-Concept (PoC) script to exploit CVE-2021-22900 Usage Achieves exploitation of CVE-2021-22900 chmod +x CVE-2021-22900sh sudo /CVE-2021-22900sh -c <TargetIP> sudo /CVE-2021-22900sh -l <ListoFIPs>

CVE-2021-22900 A vulnerability allowed multiple unrestricted uploads in Pulse Connect Secure before 91R114 that could lead to an authenticated administrator to perform a file write via a maliciously crafted archive upload in the administrator web interface authentication complexity vector SINGLE LOW NETWORK confidentiality integrity availability PARTIAL PART

CWE-669 https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44784/?kA23Z000000boUWSAY https://github.com/JamesGeeee/CVE-2021-22900 https://nvd.nist.gov

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CVE-2021-22900

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