CVE-2017-12637KEV · OVERDUE

SAP NetWeaver Directory Traversal Vulnerability

High · published August 7, 2017

Patch now

Confirmed exploited, and the score agrees

CVSS calls it high at 7.5. It is confirmed in active exploitation. It sits in the 99.9th percentile for exploit probability.

562
days past CISA
deadline
CVSS v3.1
7.5
EPSS
95%
Percentile
99.9
In the wild
Confirmed
What it is

⚡ A sneaky directory traversal vulnerability in SAP NetWeaver could let attackers read any file they want—just by manipulating the query string! 🚨 Think of it like a cook sneaking backstage at a restaurant, gaining access to the recipe book that includes all the secret ingredients—without anyone checking their credentials! This vulnerability could allow an attacker to read sensitive files on your server, potentially exposing important data like configuration files or user credentials. The ramifications can be seriously damaging, leading to further exploits or data leaks that could harm your organization.

Put simply

Think of it like a cook sneaking backstage at a restaurant, gaining access to the recipe book that includes all the secret ingredients—without anyone checking their credentials! The vulnerability allows remote attackers to perform directory traversal by injecting '../' sequences into the query string, enabling them to access arbitrary files on the server beyond the intended directory.

What to do

This vulnerability could allow an attacker to read sensitive files on your server, potentially exposing important data like configuration files or user credentials. The ramifications can be seriously damaging, leading to further exploits or data leaks that could harm your organization. To protect yourself, ensure you patch to the latest version of SAP NetWeaver Application Server Java 7.5 as outlined in SAP Security Note 2486657. Additionally, review your server's configuration to restrict file access to only necessary directories. You've got this! With these steps, you can lock down your server and keep those pesky attackers at bay! 🛡️

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.95111 · 99.9th percentile
Published
2017-08-07T20:00Z
KEV added
2025-03-19 · due 2025-04-09
EPSS history
Timeline
  • 19 MAR 00:00Z
    Added to CISA KEV — remediate by Apr 9
    kev
  • 07 AUG 20:00Z
    Directory traversal vulnerability in scheduler/ui/js/ffffffffbca41eb4/UIUtilJavaScriptJS in SAP NetWeaver Application Server Java 7.5 allows remote attackers…
    cvelistv5