Patchfirst
CVE-2021-33690 Public exploit Critical · 9.9 EPSS 69.1%

Server-Side Request Forgery (SSRF) vulnerability has been detected in the SAP NetWeaver Development Infrastructure…

SAP SE · SAP NetWeaver Development Infrastructure (Component Build Service)

Summary

A Server-Side Request Forgery (SSRF) flaw exists in the Component Build Service component of SAP NetWeaver Development Infrastructure (NWDI), in versions 7.11, 7.20, 7.30, 7.31, 7.40 and 7.50. An attacker who can reach the server and hold low-privilege credentials, with no user interaction required, can send crafted requests that make the server act as a proxy, potentially exposing or compromising sensitive data on the server and affecting its availability; the impact depends on whether NWDI is deployed on an intranet or the internet.

Official description · CVE.org

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.

Breakdown
67.5 / 100
Exploited
Yes, in VulnCheck KEV
Reports
0
Tactics
0/15

First seen exploited 2 years after disclosure. Public exploit code (PoC-in-GitHub) appeared 21 months after disclosure.

  1. Disclosedday 0
  2. Public exploit codePoC-in-GitHub+21 mo
  3. First seen exploitedVulnCheck KEV evidence+2 yrs

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 1 community threat pulse (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

2 links, grouped by NVD tag
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