High severity · published Oct 5, 2016
CVE-2016-4551
The (1) SAP_BASIS and (2) SAP_ABA components 7.00 SP Level 0031 in SAP NetWeaver 2004s might allow remote attackers to spoof IP addresses written to the Security Audit Log via…
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
The (1) SAP_BASIS and (2) SAP_ABA components 7.00 SP Level 0031 in SAP NetWeaver 2004s might allow remote attackers to spoof IP addresses written to the Security Audit Log via vectors related to the network landscape, aka SAP Security Note 2190621.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Netweaver · Sap
2004s · source: NVD
SA
Sap Aba · Sap
7.00 · source: NVD
SB
Sap Basis · Sap
7.00 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4551
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4551
Mailing List
http://seclists.org/fulldisclosure/2016/Oct/3
www.securityfocus.com
http://www.securityfocus.com/bid/93288
Permissions Required
https://www.onapsis.com/research/security-advisories/sap-security-audit-log-invalid-address-logging
More from Netweaver
10.0
CVE-2020-6287
SAP NetWeaver Missing Authentication for Critical Function Vulnerability
10.0
CVE-2010-5326
SAP NetWeaver Remote Code Execution Vulnerability
9.8
CVE-2025-31324
Missing Authorization check in SAP NetWeaver (Visual Composer development server)
9.8
CVE-2016-2386
SAP NetWeaver SQL Injection Vulnerability
9.1
CVE-2025-42999
Insecure Deserialization in SAP NetWeaver (Visual Composer development server)