How severe is CVE-2021-21448?

CVE-2021-21448 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-21448 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21448?

CVE-2021-21448 affects Sap Graphical User Interface. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-21448?

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

When was CVE-2021-21448 published?

CVE-2021-21448 was published on 2021-01-12 and last updated on 2026-06-17.

CVE-2021-21448

CVE-2021-21448 is a medium-severity vulnerability in Sap Graphical User Interface with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Sap Graphical User Interface
Published: 2021-01-12
Last modified: 2026-06-17

Description

SAP GUI for Windows, version - 7.60, allows an attacker to spoof logon credentials for Application Server ABAP backend systems in the client PCs memory. Under certain conditions the attacker can access information which would otherwise be restricted. The exploit can only be executed locally on the client PC and not via Network and the attacker needs at least user authorization of the Operating System user of the victim.

Frequently asked questions

What is CVE-2021-21448?: SAP GUI for Windows, version - 7.60, allows an attacker to spoof logon credentials for Application Server ABAP backend systems in the client PCs memory. Under certain conditions the attacker can access information which would otherwise be restricted. The exploit can only be executed locally on the client PC and not via Network and the attacker needs at least user authorization of the Operating System user of the victim.
How severe is CVE-2021-21448?: CVE-2021-21448 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-21448 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21448?: CVE-2021-21448 affects Sap Graphical User Interface. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-21448?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-21448 published?: CVE-2021-21448 was published on 2021-01-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:sap:graphical_user_interface:7.60:*:*:*:*:windows:*:*

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