# CVE-2017-12637: SAP NetWeaver Directory Traversal Vulnerability

- Exploited (CISA KEV): yes, added 2025-03-19
- Published: 2017-08-07
- CVSS: 7.5 HIGH (v3.1)
- EPSS: 95.1% (100th percentile)
- CWE: CWE-22

Directory traversal vulnerability in scheduler/ui/js/ffffffffbca41eb4/UIUtilJavaScriptJS in SAP NetWeaver Application Server Java 7.5 allows remote attackers to read arbitrary files via a .. (dot dot) in the query string, as exploited in the wild in August 2017, aka SAP Security Note 2486657.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | Before feed history | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2022-12-06 | 1947 |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

### F5

- 2022-12-06 · new · rule 200007053
  > Added: signature 200007053 "SAP NetWeaver AS Directory Traversal attempt" (Path Traversal, risk Medium), systems: Java Servlets/JSP. References: CVE-2017-12637.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

## Our test (measured)

- OWASP Core Rule Set 4.25.0, paranoia level 1, anomaly threshold 5, default CRS settings: passed (0 of 1 requests blocked), template CVE-2017-12637, 2026-11-02
- OWASP Core Rule Set 4.25.0, paranoia level 2, anomaly threshold 5, default CRS settings: passed (0 of 1 requests blocked), template CVE-2017-12637, 2026-11-02

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2017-12637 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2017-12637