CVE-2022-21826

CVSS V2 None CVSS V3 Medium 5.4
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.
Overview
  • CVE ID
  • CVE-2022-21826
  • Assigner
  • support@hackerone.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-09-30T17:15:12
  • Last Modified Date
  • 2022-10-04T18:13:52
Weakness Enumerations
CWE URL
CWE-444 http://cwe.mitre.org/data/definitions/444.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:pulsesecure:pulse_connect_secure:*:*:*:*:*:*:*:* 1 OR 9.1
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:-:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r1.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r10.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r10.2:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r11.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r11.1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r11.3:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r11.4:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r12:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r12.1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r12.2:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r13:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r15:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r2:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r2.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r3:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r3.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r4:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r4.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r4.1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r4.2:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r4.3:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r5:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r5.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r6:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r6.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r7:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r7.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r8:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r8.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r8.1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r8.2:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r8.4:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r9:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r9.0:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r9.1:*:*:*:*:*:* 1 OR
cpe:2.3:a:pulsesecure:pulse_connect_secure:9.1:r9.2:*:*:*:*:*:* 1 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • REQUIRED
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.4
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.3
  • Impact Score
  • 2.7
References
Reference URL Reference Tags
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/Client-Side-Desync-Attack/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-21826
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21826
History
Created Old Value New Value Data Type Notes
2022-09-30 18:00:12 Added to TrackCVE
2022-12-07 05:19:50 cve-assignments@hackerone.com support@hackerone.com CVE Assigner updated
2022-12-07 05:19:50 2022-09-30T17:15Z 2022-09-30T17:15:12 CVE Published Date updated
2022-12-07 05:19:50 2022-10-04T18:13:52 CVE Modified Date updated
2022-12-07 05:19:50 Analyzed Vulnerability Status updated