CVE-2023-31405 — SAP NetWeaver AS for Java - versions ENGINEAPI 7

SAP NetWeaver AS for Java - versions ENGINEAPI 7.50, SERVERCORE 7.50, J2EE-APPS 7.50, allows an unauthenticated attacker to craft a request over the network which can result in unwarranted modifications to a system log without user interaction. There is no ability to view any inf

01What is this vulnerability?

SAP NetWeaver AS for Java - versions ENGINEAPI 7.50, SERVERCORE 7.50, J2EE-APPS 7.50, allows an unauthenticated attacker to craft a request over the network which can result in unwarranted modifications to a system log without user interaction. There is no ability to view any information or any effect on availability.

02Affected products

Vendor	Product	Versions
SAP_SE	SAP NetWeaver AS for Java (Log Viewer)	ENGINEAPI 7.50, SERVERCORE 7.50, J2EE-APPS 7.50

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-07-11T02:23:26.873Z
• Last modified: 2024-11-08T18:19:45.651Z

09References

• me.sap.com — https://me.sap.com/notes/3324732
• www.sap.com — https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html