How severe is CVE-2021-27598?

CVE-2021-27598 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 low, integrity none, and availability none.

Is CVE-2021-27598 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27598?

CVE-2021-27598 primarily affects Sap Netweaver Application Server Java. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-27598?

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

When was CVE-2021-27598 published?

CVE-2021-27598 was published on 2021-04-13 and last updated on 2026-06-17.

CVE-2021-27598

CVE-2021-27598 is a medium-severity vulnerability in Sap Netweaver Application Server 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Sap Netweaver Application Server Java
Published: 2021-04-13
Last modified: 2026-06-17

Description

SAP NetWeaver AS JAVA (Customer Usage Provisioning Servlet), versions - 7.31, 7.40, 7.50, allows an attacker to read some statistical data like product version, traffic, timestamp etc. because of missing authorization check in the servlet.

Frequently asked questions

What is CVE-2021-27598?: SAP NetWeaver AS JAVA (Customer Usage Provisioning Servlet), versions - 7.31, 7.40, 7.50, allows an attacker to read some statistical data like product version, traffic, timestamp etc. because of missing authorization check in the servlet.
How severe is CVE-2021-27598?: CVE-2021-27598 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 low, integrity none, and availability none.
Is CVE-2021-27598 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27598?: CVE-2021-27598 primarily affects Sap Netweaver Application Server Java. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-27598?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27598 published?: CVE-2021-27598 was published on 2021-04-13 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:sap:netweaver_application_server_java:7.31:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_java:7.40:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_java:7.50:*:*:*:*:*:*:*

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