CVE-2021-38162
HIGHSAP Web Dispatcher 7.49, 7.53, 7.77, 7.81 - Unauthenticated HTTP Request Smuggling
Title source: llmDescription
SAP Web Dispatcher versions - 7.49, 7.53, 7.77, 7.81, KRNL64NUC - 7.22, 7.22EXT, 7.49, KRNL64UC -7.22, 7.22EXT, 7.49, 7.53, KERNEL - 7.22, 7.49, 7.53, 7.77, 7.81, 7.83 processes allow an unauthenticated attacker to submit a malicious crafted request over a network to a front-end server which may, over several attempts, result in a back-end server confusing the boundaries of malicious and legitimate messages. This can result in the back-end server executing a malicious payload which can be used to read or modify any information on the server or consume server resources making it temporarily unavailable.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_misc
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405
Permissions Required x_refsource_misc
https://launchpad.support.sap.com/#/notes/3080567
Exploit, Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2022/May/3
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
http://packetstormsecurity.com/files/166964/SAP-Web-Dispatcher-HTTP-Request-Smuggling.html
Scores
CVSS v3
8.9
EPSS
0.0260
EPSS Percentile
83.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
Details
CWE
CWE-444
Status
published
Products (9)
sap/web_dispatcher
7.22ext
sap/web_dispatcher
7.49
sap/web_dispatcher
7.53
sap/web_dispatcher
7.77
sap/web_dispatcher
7.81
sap/web_dispatcher
7.83
sap/web_dispatcher
kernel_7.22
sap/web_dispatcher
krnl64nuc_7.22
sap/web_dispatcher
krnl64uc_7.22
Published
Sep 14, 2021
Tracked Since
Feb 18, 2026