How severe is CVE-2022-28773?

CVE-2022-28773 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-2022-28773 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-2022-28773?

CVE-2022-28773 primarily affects Sap Netweaver. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-28773?

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-2022-28773 published?

CVE-2022-28773 was published on 2022-04-12 and last updated on 2026-06-17.

CVE-2022-28773

CVE-2022-28773 is a high-severity vulnerability in Sap Netweaver 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. The underlying weakness is classified as CWE-674.

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
Weakness: CWE-674
Affected product: Sap Netweaver
Published: 2022-04-12
Last modified: 2026-06-17

Description

Due to an uncontrolled recursion in SAP Web Dispatcher and SAP Internet Communication Manager, the application may crash, leading to denial of service, but can be restarted automatically.

Frequently asked questions

What is CVE-2022-28773?: Due to an uncontrolled recursion in SAP Web Dispatcher and SAP Internet Communication Manager, the application may crash, leading to denial of service, but can be restarted automatically.
How severe is CVE-2022-28773?: CVE-2022-28773 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-2022-28773 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-2022-28773?: CVE-2022-28773 primarily affects Sap Netweaver. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-28773?: 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-2022-28773 published?: CVE-2022-28773 was published on 2022-04-12 and last updated on 2026-06-17.

References

Affected products (15)

cpe:2.3:a:sap:netweaver:7.22ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.49:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.85:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:7.86:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:kernel_7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:krnl64nuc_7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver:krnl64uc_7.22:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.85:*:*:*:*:*:*:*
cpe:2.3:a:sap:web_dispatcher:7.86:*:*:*:*:*:*:*

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