CVE-2021-38162
CVSS V2 High 7.5
CVSS V3 Critical 9.4
Description
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.
Overview
- CVE ID
- CVE-2021-38162
- Assigner
- cna@sap.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-14T12:15:10
- Last Modified Date
- 2022-10-06T03:06:52
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:sap:web_dispatcher:7.22ext:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:7.49:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:7.83:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:kernel_7.22:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:krnl64nuc_7.22:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:sap:web_dispatcher:krnl64uc_7.22:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- LOW
- Base Score
- 9.4
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.5
References
| Reference URL | Reference Tags |
|---|---|
| https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405 | Vendor Advisory |
| https://launchpad.support.sap.com/#/notes/3080567 | Permissions Required |
| http://seclists.org/fulldisclosure/2022/May/3 | |
| http://packetstormsecurity.com/files/166964/SAP-Web-Dispatcher-HTTP-Request-Smuggling.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-38162 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38162 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-08 06:19:11 | Added to TrackCVE | |||
| 2022-12-05 10:31:33 | 2021-09-14T12:15Z | 2021-09-14T12:15:10 | CVE Published Date | updated |
| 2022-12-05 10:31:33 | 2022-10-06T03:06:52 | CVE Modified Date | updated | |
| 2022-12-05 10:31:33 | Analyzed | Vulnerability Status | updated |