XXE in SAP Netweaver Application Server Java
CVE-2016-3974
XML external entity (XXE) vulnerability in the Configuration Wizard in SAP NetWeaver Java AS 7.1 through 7.5 allows remote attackers to cause a denial of service, conduct SMB Relay attacks, or access arbitrary files via a crafted XML request to _tc~monitoring~webservice~web/ServerNodesWSService, aka SAP Security Note 2235994.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
EPSS exploit prediction
EPSS: 0.151 (96.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.151 · newest: 0.151 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- erpscan.io/advisories/erpscan-16-013-sap-netweaver-7-4-ctcprotocol-servlet-xxe/ (Third Party Advisory)
- seclists.org/fulldisclosure/2016/Jun/41 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- erpscan.io/press-center/blog/sap-security-notes-march-2016-review/ (Third Party Advisory)
- www.exploit-db.com/exploits/39995/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- packetstormsecurity.com/files/137527/SAP-NetWeaver-AS-JAVA-7.5-XXE-Injection.ht… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-3974?
- CVE-2016-3974 is a critical-severity vulnerability in SAP Netweaver Application Server Java, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.1/10. Published 2016-04-07.
- How severe is CVE-2016-3974?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2016-3974 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.