CVE-2021-33690

Server-Side Request Forgery (SSRF) vulnerability has been detected in the SAP NetWeaver Development Infrastructure Component Build Service versions - 7.11…

Critical · published September 15, 2021

Patch now

High probability of exploitation

CVSS calls it critical at 9.9. It sits in the 99.4th percentile for exploit probability.

CVSS v3.0
9.9
EPSS
69%
Percentile
99.4
In the wild
Unconfirmed
What it is

🚨 A crafty Server-Side Request Forgery (SSRF) flaw in SAP NetWeaver could let an attacker operate undetected, sending requests that can absolutely compromise sensitive server data! 🔥 Think of it like a restaurant where a rogue diner can order food from the kitchen that goes to a private safe instead of their table, potentially accessing confidential recipes and hidden secrets. This sneaky SSRF allows attackers to leverage the server's authority to reach hidden resources! The consequences can be absolutely devastating! An attacker could exploit this vulnerability to access sensitive data residing on the server, and if it's exposed to the internet, the risk increases exponentially, leading to data leaks or even denial of service. Imagine the chaos if your favorite restaurant's secrets are leaked online!

Put simply

Think of it like a restaurant where a rogue diner can order food from the kitchen that goes to a private safe instead of their table, potentially accessing confidential recipes and hidden secrets. This sneaky SSRF allows attackers to leverage the server's authority to reach hidden resources! This vulnerability allows a threat actor with server access to send crafted requests, effectively using the server as a proxy to access internal resources that they shouldn't be able to reach. It poses a significant risk, especially if the SAP NetWeaver Development Infrastructure runs on the internet, where attackers could exploit its trust-based architecture.

What to do

The consequences can be absolutely devastating! An attacker could exploit this vulnerability to access sensitive data residing on the server, and if it's exposed to the internet, the risk increases exponentially, leading to data leaks or even denial of service. Imagine the chaos if your favorite restaurant's secrets are leaked online! To protect against this vulnerability, patch your SAP NetWeaver to the latest version immediately. Additionally, review your network configurations to limit access to internal resources, and enforce strict input validation for all incoming requests. Security audits are also highly recommended to ensure no other vulnerabilities linger in your systems! You've got this! Take action now to secure your SAP environment and maintain your security hero status! 🛡️

The record
Technical detail
CVSS v3.0
9.9 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.69075 · 99.4th percentile
Published
2021-09-15T18:01Z
EPSS history
Timeline
  • 15 SEP 18:01Z
    Server-Side Request Forgery (SSRF) vulnerability has been detected in the SAP NetWeaver Development Infrastructure Component Build Service versions - 7.11…
    cvelistv5