# CVE-2016-3976

Directory traversal vulnerability in SAP NetWeaver AS Java 7.1 through 7.5 allows remote attackers to read arbitrary files via a ..\ (dot dot backslash) in the fileName parameter to CrashFileDownloadServlet, aka SAP Security Note 2234971.

- Page: https://www.vulneraibility.com/cve/CVE-2016-3976
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2022-05-03
- EPSS: 47.25% (percentile 98.9)
- Public exploit code: 1 on Exploit-DB (first 2016-06-21)
- CISA SSVC: exploitation active, automatable yes, technical impact partial (assessed 2025-02-04)
- Weakness: CWE-22
- Published: 2016-04-07

## Affected

- sap:netweaver_application_server_java

## References

- [other] https://erpscan.io/press-center/blog/sap-security-notes-march-2016-review/
- [other] http://seclists.org/fulldisclosure/2016/Jun/40
- [other] http://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html
- [other] https://erpscan.io/advisories/erpscan-16-012/
- [exploit] https://www.exploit-db.com/exploits/39996/
- [other] https://launchpad.support.sap.com/#/notes/2234971
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3976

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.