Vulnerability Details : 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.
Vulnerability category: Directory traversal
Products affected by CVE-2016-3976
- SAP » Netweaver Application Server JavaVersions from including (>=) 7.10 and up to, including, (<=) 7.50cpe:2.3:a:sap:netweaver_application_server_java:*:*:*:*:*:*:*:*
CVE-2016-3976 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
SAP NetWeaver Directory Traversal Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
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.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2016-3976
Added on
2021-11-03
Action due date
2022-05-03
Exploit prediction scoring system (EPSS) score for CVE-2016-3976
97.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-3976
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-3976
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-3976
-
https://www.exploit-db.com/exploits/39996/
SAP NetWeaver AS JAVA 7.1 < 7.5 - Directory TraversalExploit;Third Party Advisory;VDB Entry
-
http://seclists.org/fulldisclosure/2016/Jun/40
Full Disclosure: [ERPSCAN-16-012] SAP NetWeaver AS JAVA - directory traversal vulnerabilityExploit;Mailing List;Third Party Advisory
-
http://packetstormsecurity.com/files/137528/SAP-NetWeaver-AS-JAVA-7.5-Directory-Traversal.html
SAP NetWeaver AS JAVA 7.5 Directory Traversal ≈ Packet StormExploit;Third Party Advisory;VDB Entry
-
https://erpscan.io/advisories/erpscan-16-012/
[ERPSCAN-16-012] SAP NetWeaver Java AS CrashFileDownloadServlet - Directory traversal vulnerabilityThird Party Advisory
-
https://erpscan.io/press-center/blog/sap-security-notes-march-2016-review/
SAP Security Notes March 2016 - ReviewThird Party Advisory
-
https://launchpad.support.sap.com/#/notes/2234971
SAP ONE Support Launchpad: Log OnPermissions Required
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