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Findings

CVE-2016-3976

SAP NetWeaver Directory Traversal Vulnerability

Published Apr 7, 2016 · updated Jun 16, 2026 · sap netweaver application server java

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.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 7, 2016 · Catalog

    Detected

    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.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 3, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Required action

Apply updates per vendor instructions.

CISA due date May 3, 2022

Affected

  • cpe sap/netweaver application server javaversion unspecified
  • vendor SAP NetWeaverversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2016-3976

    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.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2016-3976

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2016-3976

    30-day exploitation probability 47.3%

    first.org
  • Exploit DatabasePublic exploit reference39996

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • NIST NVDVulnerability recordCVE-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.

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References