CVE-2021-33683

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-33683
SAP Web Dispatcher and Internet Communication Manager (ICM), versions - KRNL32NUC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT, KRNL64NUC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49, 7.53, 7.73, WEBDISP 7.53, 7.73, 7.77, 7.81, 7.82, 7.83, KERNEL 7.21, 7.22, 7.49, 7.53, 7.73, 7.77, 7.81, 7.82, 7.83, process invalid HTTP header. The incorrect handling of the invalid Transfer-Encoding header in a particular manner leads to a possibility of HTTP Request Smuggling attack. An attacker could exploit this vulnerability to bypass web application firewall protection, divert sensitive data such as customer requests, session credentials, etc.

4.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://launchpad.support.sap.com/#/notes/3000663 Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 Vendor Advisory
https://launchpad.support.sap.com/#/notes/3000663 Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:sap:web_dispatcher:7.8_kernel_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.21ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.73:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.82:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:krnl32nuc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:krnl32uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:krnl64nuc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:krnl64uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:webdisp_7.53:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:sap:internet_communication_manager:7.21ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.73:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:7.82:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:kernel_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:krnl32nuc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:krnl32uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:krnl64nuc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:krnl64uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:internet_communication_manager:webdisp_7.53:*:*:*:*:*:*:*
History

21 Nov 2024, 06:09

Type Values Removed Values Added
References () https://launchpad.support.sap.com/#/notes/3000663 - Permissions Required () https://launchpad.support.sap.com/#/notes/3000663 - Permissions Required
References () https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 - Vendor Advisory () https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 - Vendor Advisory

27 Jul 2021, 14:22

Type Values Removed Values Added
CPE cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:webdisp_7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.82:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:kernel_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:krnl64uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.73:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:krnl64nuc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:krnl32uc_7.21:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.21ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher_and_internet_communication_manager:krnl32nuc_7.21:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 4.0
v3 : 4.3
CWE CWE-444
References (MISC) https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 - (MISC) https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=580617506 - Vendor Advisory
References (MISC) https://launchpad.support.sap.com/#/notes/3000663 - (MISC) https://launchpad.support.sap.com/#/notes/3000663 - Permissions Required

14 Jul 2021, 12:24

Type Values Removed Values Added
New CVE
Information

Published : 2021-07-14 12:15

Updated : 2024-11-21 06:09

NVD link : CVE-2021-33683

Mitre link : CVE-2021-33683

CVE.ORG link : CVE-2021-33683

JSON object : View

Products Affected

sap

  • web_dispatcher
  • internet_communication_manager
CWE
CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')