CVE-2022-21826 Detail

Current Description

Pulse Secure version 9.115 and below may be susceptible to client-side http request smuggling, When the application receives a POST request, it ignores the request’s Content-Length header and leaves the POST body on the TCP/TLS socket. This body ends up prefixing the next HTTP request sent down that connection, this means when someone loads website attacker may be able to make browser issue a POST to the application, enabling XSS.

View Analysis Description

Analysis Description

Pulse Secure version 9.115 and below may be susceptible to client-side http request smuggling, When the application receives a POST request, it ignores the request’s Content-Length header and leaves the POST body on the TCP/TLS socket. This body ends up prefixing the next HTTP request sent down that connection, this means when someone loads website attacker may be able to make browser issue a POST to the application, enabling XSS.

Severity

CVSS 3.x Severity and Metrics:

CVSS 2.0 Severity and Metrics:

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-ID CWE Name Source
CWE-444 Inconsistent Interpretation of HTTP Requests (‘HTTP Request Smuggling’) NIST   HackerOne  

Change History

1 change records found show changes

Initial Analysis 10/04/2022 2:13:52 PM

Action Type Old Value New Value
Added CPE Configuration Record truncated, showing 500 of 2742 characters.
View Entire Change Record

OR
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* versions up to (excluding) 9.1
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:-:*:*:*:*:*:*
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r1:*:*:*:*:*:*
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r1.0:*:*:*:*:*:*
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r10.0:*:*:*:*:*:*
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r10.2:*:*:*:*:*:*
     *cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r
Added CVSS V3.1
NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Added CWE
NIST CWE-444
Changed Reference Type
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/Client-Side-Desync-Attack/ No Types Assigned
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/Client-Side-Desync-Attack/ Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2022-21826
NVD Published Date:
09/30/2022
NVD Last Modified:
10/04/2022
Source:
HackerOne