How severe is CVE-2023-30744?

CVE-2023-30744 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2023-30744 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-30744?

CVE-2023-30744 affects Sap Netweaver Application Server For Java. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-30744?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-30744 published?

CVE-2023-30744 was published on 2023-05-09 and last updated on 2026-06-17.

CVE-2023-30744

CVE-2023-30744 is a high-severity vulnerability in Sap Netweaver Application Server For Java with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Sap Netweaver Application Server For Java
Published: 2023-05-09
Last modified: 2026-06-17

Description

In SAP AS NetWeaver JAVA - versions SERVERCORE 7.50, J2EE-FRMW 7.50, CORE-TOOLS 7.50, an unauthenticated attacker can attach to an open interface and make use of an open naming and directory API to instantiate an object which has methods which can be called without further authorization and authentication. A subsequent call to one of these methods can read or change the state of existing services without any effect on availability.

Frequently asked questions

What is CVE-2023-30744?: In SAP AS NetWeaver JAVA - versions SERVERCORE 7.50, J2EE-FRMW 7.50, CORE-TOOLS 7.50, an unauthenticated attacker can attach to an open interface and make use of an open naming and directory API to instantiate an object which has methods which can be called without further authorization and authentication. A subsequent call to one of these methods can read or change the state of existing services without any effect on availability.
How severe is CVE-2023-30744?: CVE-2023-30744 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2023-30744 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-30744?: CVE-2023-30744 affects Sap Netweaver Application Server For Java. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-30744?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-30744 published?: CVE-2023-30744 was published on 2023-05-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sap:netweaver_application_server_for_java:7.50:*:*:*:*:*:*:*

More vulnerabilities in Sap Netweaver Application Server For Java

CVE-2023-23857 — Critical (CVSS 9.9): Due to missing authentication check, SAP NetWeaver AS for Java - version 7.50, allows an unauthenticated attacker to…
CVE-2023-0017 — Critical (CVSS 9.4): An unauthenticated attacker in SAP NetWeaver AS for Java - version 7.50, due to improper access control, can attach to…
CVE-2022-27669 — High (CVSS 7.5): An unauthenticated user can use functions of XML Data Archiving Service of SAP NetWeaver Application Server for Java -…
CVE-2021-27635 — Medium (CVSS 6.5): SAP NetWeaver AS for JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker authenticated as an…
CVE-2023-31405 — Medium (CVSS 5.3): SAP NetWeaver AS for Java - versions ENGINEAPI 7.50, SERVERCORE 7.50, J2EE-APPS 7.50, allows an unauthenticated…
CVE-2023-27268 — Medium (CVSS 5.3): SAP NetWeaver AS Java (Object Analyzing Service) - version 7.50, does not perform necessary authorization checks,…

All CVEs affecting Sap Netweaver Application Server For Java →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →