How severe is CVE-2023-31405?

CVE-2023-31405 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2023-31405 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31405?

CVE-2023-31405 affects Sap Netweaver Application Server For Java. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-31405?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-31405 published?

CVE-2023-31405 was published on 2023-07-11 and last updated on 2026-06-17.

CVE-2023-31405

CVE-2023-31405 is a medium-severity vulnerability in Sap Netweaver Application Server For Java with a CVSS 3.x base score of 5.3. 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-117.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-117
Affected product: Sap Netweaver Application Server For Java
Published: 2023-07-11
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-31405?: 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.
How severe is CVE-2023-31405?: CVE-2023-31405 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2023-31405 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31405?: CVE-2023-31405 affects Sap Netweaver Application Server For Java. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-31405?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-31405 published?: CVE-2023-31405 was published on 2023-07-11 and last updated on 2026-06-17.

References

Affected products (1)

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

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