CVE-2016-3976: SAP NetWeaver Directory Traversal Vulnerability
Reference page built from the source records below, each shown as its source publishes it. Dataset version ref-c82cbe88bb00, updated 2026-11-02T23:39:54.475Z.
CISA Known Exploited Vulnerabilities
- Name
- SAP NetWeaver Directory Traversal Vulnerability
- Vendor
- SAP
- Product
- NetWeaver
- Added to the catalog
- 2021-11-03
- Due date for US federal agencies
- 2022-05-03
- Weaknesses
- CWE-22
- Catalog version
- 2026.10.30
SAP NetWeaver Application Server Java Platforms contains a directory traversal vulnerability via a ..\ (dot dot backslash) in the fileName parameter to CrashFileDownloadServlet. This allows remote attackers to read files.
Required action (CISA)
Apply updates per vendor instructions.
Ransomware use: CISA does not mark known use of this vulnerability in ransomware campaigns.
Links in CISA's notes
Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json
NVD analysis
- Status
- Analyzed
- Published
- 2016-04-07T23:59:10.797
- Last modified
- 2026-06-17T00:46:39.947
- Weaknesses
- CWE-22
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.
| Metric | Score | Severity | Vector | Scored by |
|---|---|---|---|---|
| CVSS 3.1 | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | [email protected] (Primary) |
| CVSS 3.1 | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N | 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
| CVSS 2.0 | 5 | MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N | [email protected] (Primary) |
References
- http://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html (Exploit, Third Party Advisory, VDB Entry)
- http://seclists.org/fulldisclosure/2016/Jun/40 (Exploit, Mailing List, Third Party Advisory)
- https://erpscan.io/advisories/erpscan-16-012/ (Third Party Advisory)
- https://erpscan.io/press-center/blog/sap-security-notes-march-2016-review/ (Third Party Advisory)
- https://launchpad.support.sap.com/#/notes/2234971 (Permissions Required)
- https://www.exploit-db.com/exploits/39996/ (Exploit, Third Party Advisory, VDB Entry)
- http://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html (Exploit, Third Party Advisory, VDB Entry)
- http://seclists.org/fulldisclosure/2016/Jun/40 (Exploit, Mailing List, Third Party Advisory)
- https://erpscan.io/advisories/erpscan-16-012/ (Third Party Advisory)
- https://erpscan.io/press-center/blog/sap-security-notes-march-2016-review/ (Third Party Advisory)
- https://launchpad.support.sap.com/#/notes/2234971 (Permissions Required)
- https://www.exploit-db.com/exploits/39996/ (Exploit, Third Party Advisory, VDB Entry)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3976 (US Government Resource)
This product uses the NVD API but is not endorsed or certified by the NVD.
Read on 2026-11-02T23:41:35.381Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2016-3976
CVE record
- Assigner
- mitre
- State
- PUBLISHED
- Published
- 2016-04-07T23:00:00.000Z
- Updated
- 2025-10-21T23:55:54.035Z
- Problem types
- n/a
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.
References
- https://erpscan.io/press-center/blog/sap-security-notes-march-2016-review/
- 20160618 [ERPSCAN-16-012] SAP NetWeaver AS JAVA - directory traversal vulnerability
- http://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html
- https://erpscan.io/advisories/erpscan-16-012/
- 39996
- https://launchpad.support.sap.com/#/notes/2234971
Read on 2026-11-03T00:33:46.305Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2016/3xxx/CVE-2016-3976.json
Defensive techniques (MITRE D3FEND)
D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.
CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
- Isolate: Application-based Process Isolation (acts on Subroutine)
- Model: Software Inventory (acts on Software)
- Harden: Variable Initialization (acts on Subroutine)
- Harden: Software Update (acts on Software)
- Harden: Domain Logic Validation (acts on Subroutine)
- Restore: Restore Software (acts on Software)
- Model: Asset Vulnerability Enumeration (acts on Software)
- Harden: Trusted Library (acts on Subroutine)
- Harden: Credential Scrubbing (acts on Subroutine)
D3FEND ontology version 1.6.0.
Read on 2026-11-02T23:53:56.145Z under licence d3fend-terms-of-use@f98cbc7e from https://d3fend.mitre.org/api/weakness/cwe/CWE-22.json
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Sources and licences
CISA
Source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30, CC0 1.0. Use of this data does not imply endorsement by CISA or DHS.
National Vulnerability Database (NIST)
This product uses the NVD API but is not endorsed or certified by the NVD.
NVD API Terms of Use (NIST publications in the public domain, 17 U.S.C. 105)
CVE Program, The MITRE Corporation
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MITRE D3FEND
MITRE D3FEND™ knowledge graph. © 2025 The MITRE Corporation.
"The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use D3FEND for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." Terms: https://d3fend.mitre.org/tou/MITRE D3FEND Terms of Use (site + knowledge graph); source repo MIT
Cite this page
Dragons Eye Ransomware Tracker, "CVE-2016-3976: SAP NetWeaver Directory Traversal Vulnerability",
entity page, dataset version ref-c82cbe88bb00, updated 2026-11-02T23:39:54.475Z,
https://ransomware-tracker.com/cve/CVE-2016-3976 (accessed 2026-11-03).
Underlying source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30.
Underlying source: National Vulnerability Database (NIST), CVE API 2.0, record last modified 2026-06-17T00:46:39.947.
Underlying source: CVE List (CVE Program, The MITRE Corporation), record updated 2025-10-21T23:55:54.035Z.
Underlying source: MITRE D3FEND, ontology version 1.6.0.
Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.