Vulnerability Details : CVE-2023-33987
An unauthenticated attacker in SAP Web Dispatcher - versions WEBDISP 7.49, WEBDISP 7.53, WEBDISP 7.54, WEBDISP 7.77, WEBDISP 7.81, WEBDISP 7.85, WEBDISP 7.88, WEBDISP 7.89, WEBDISP 7.90, KERNEL 7.49, KERNEL 7.53, KERNEL 7.54 KERNEL 7.77, KERNEL 7.81, KERNEL 7.85, KERNEL 7.88, KERNEL 7.89, KERNEL 7.90, KRNL64NUC 7.49, KRNL64UC 7.49, KRNL64UC 7.53, HDB 2.00, XS_ADVANCED_RUNTIME 1.00, SAP_EXTENDED_APP_SERVICES 1, can 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 information on the server or make it temporarily unavailable.
Products affected by CVE-2023-33987
- 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:7.77:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.85:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.89:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.54:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.88:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:7.90:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:hdb_2.00:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.49:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.53:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.54:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.77:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.81:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.85:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.88:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.89:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:kernel_7.90:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:krnl64nuc_7.49:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:krnl64uc_7.49:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:krnl64uc_7.53:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:sap_extended_app_services_1:*:*:*:*:*:*:*
- cpe:2.3:a:sap:web_dispatcher:xs_advanced_runtime_1.00:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-33987
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 57 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-33987
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
8.6
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
3.9
|
4.0
|
SAP SE | |
9.4
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L |
3.9
|
5.5
|
NIST |
CWE ids for CVE-2023-33987
-
The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.Assigned by: cna@sap.com (Primary)
References for CVE-2023-33987
-
https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html
SAP Patch Day BlogVendor Advisory
-
https://me.sap.com/notes/3233899
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