How severe is CVE-2020-6240?

CVE-2020-6240 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-6240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-6240?

CVE-2020-6240 primarily affects Sap Netweaver Application Server Abap. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-6240?

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-2020-6240 published?

CVE-2020-6240 was published on 2020-05-12 and last updated on 2026-06-17.

CVE-2020-6240

CVE-2020-6240 is a high-severity vulnerability in Sap Netweaver Application Server Abap with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sap Netweaver Application Server Abap
Published: 2020-05-12
Last modified: 2026-06-17

Description

SAP NetWeaver AS ABAP (Web Dynpro ABAP), versions (SAP_UI 750, 752, 753, 754 and SAP_BASIS 700, 710, 730, 731, 804) allows an unauthenticated attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service leading to Denial of Service

Frequently asked questions

What is CVE-2020-6240?: SAP NetWeaver AS ABAP (Web Dynpro ABAP), versions (SAP_UI 750, 752, 753, 754 and SAP_BASIS 700, 710, 730, 731, 804) allows an unauthenticated attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service leading to Denial of Service
How severe is CVE-2020-6240?: CVE-2020-6240 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-6240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-6240?: CVE-2020-6240 primarily affects Sap Netweaver Application Server Abap. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-6240?: 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-2020-6240 published?: CVE-2020-6240 was published on 2020-05-12 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:a:sap:netweaver_application_server_abap:700:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:710:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:730:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:731:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_application_server_abap:804:*:*:*:*:*:*:*

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