Uncontrolled recursion in SAP NetWeaver
Priority LOW 36CWE-674Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-674.
Summary
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.
Why it matters now
EPSS 0.01484 74th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SAP | SAP NetWeaver (Internet Communication Manager) | KRNL64NUC 7.22; 7.22EXT; 7.49; KRNL64UC 7.22; 7.53; KERNEL 7.22; 7.77; 7.81; 7.85; 7.86 | — | No fix listed | CNA |
| SAP | SAP Web Dispatcher | 7.53; 7.77; 7.81; 7.85; 7.86 | — | No fix listed | CNA |
- SAP NetWeaver (Internet Communication Manager) VendorSAP Affected KRNL64NUC 7.22; 7.22EXT; 7.49; KRNL64UC 7.22; 7.53; KERNEL 7.22; 7.77; 7.81; 7.85; 7.86 Fixed in — No fix listed CNA
- SAP Web Dispatcher VendorSAP Affected 7.53; 7.77; 7.81; 7.85; 7.86 Fixed in — No fix listed CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:netweaver:7.22ext:*:*:*:*:*:*:* | 7.22ext | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.49:*:*:*:*:*:*:* | 7.49 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.53:*:*:*:*:*:*:* | 7.53 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.77:*:*:*:*:*:*:* | 7.77 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.81:*:*:*:*:*:*:* | 7.81 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.85:*:*:*:*:*:*:* | 7.85 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:7.86:*:*:*:*:*:*:* | 7.86 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:kernel_7.22:*:*:*:*:*:*:* | kernel_7.22 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:krnl64nuc_7.22:*:*:*:*:*:*:* | krnl64nuc_7.22 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver:krnl64uc_7.22:*:*:*:*:*:*:* | krnl64uc_7.22 | Vulnerable | SAP |
- cpe:2.3:a:sap:netweaver:7.22ext:*:*:*:*:*:*:* Versions 7.22ext Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.49:*:*:*:*:*:*:* Versions 7.49 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.53:*:*:*:*:*:*:* Versions 7.53 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.77:*:*:*:*:*:*:* Versions 7.77 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.81:*:*:*:*:*:*:* Versions 7.81 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.85:*:*:*:*:*:*:* Versions 7.85 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:7.86:*:*:*:*:*:*:* Versions 7.86 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:kernel_7.22:*:*:*:*:*:*:* Versions kernel_7.22 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:krnl64nuc_7.22:*:*:*:*:*:*:* Versions krnl64nuc_7.22 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver:krnl64uc_7.22:*:*:*:*:*:*:* Versions krnl64uc_7.22 Vulnerable ·SAP
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:* | 7.53 | Vulnerable | SAP |
| cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:* | 7.77 | Vulnerable | SAP |
| cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:* | 7.81 | Vulnerable | SAP |
| cpe:2.3:a:sap:web_dispatcher:7.85:*:*:*:*:*:*:* | 7.85 | Vulnerable | SAP |
| cpe:2.3:a:sap:web_dispatcher:7.86:*:*:*:*:*:*:* | 7.86 | Vulnerable | SAP |
- cpe:2.3:a:sap:web_dispatcher:7.53:*:*:*:*:*:*:* Versions 7.53 Vulnerable ·SAP
- cpe:2.3:a:sap:web_dispatcher:7.77:*:*:*:*:*:*:* Versions 7.77 Vulnerable ·SAP
- cpe:2.3:a:sap:web_dispatcher:7.81:*:*:*:*:*:*:* Versions 7.81 Vulnerable ·SAP
- cpe:2.3:a:sap:web_dispatcher:7.85:*:*:*:*:*:*:* Versions 7.85 Vulnerable ·SAP
- cpe:2.3:a:sap:web_dispatcher:7.86:*:*:*:*:*:*:* Versions 7.86 Vulnerable ·SAP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-28773
- 2026-10-03 Alias added: GHSA-hq75-pvpq-98xx
References
More SAP Netweaver vulnerabilities
- TI-2025-22522 Missing Authorization check in SAP NetWeaver (Visual Composer development server) KEVCVSS 3.1CRITICAL 10.0
- TI-2021-15842 Path traversal in SAP NetWeaver KEVCVSS 3.1CRITICAL 9.9
- TI-2025-27866 Insecure Deserialization in SAP NetWeaver (Visual Composer development server) KEVCVSS 3.1CRITICAL 9.1
- TI-2012-02262 The DiagTraceR3Info function in the Dialog processor in disp+work.exe 7010.29.15.58313… CVSS 2.0HIGH 9.3
- TI-2013-01399 A Buffer Overflow vulnerability exists in the Message Server service… CVSS 3.1CRITICAL 9.8
- TI-2016-02149 Directory traversal vulnerability in the GetFileList function in the SAP Manufacturing… CVSS 3.0HIGH 7.5
Sources
- CVE-2022-28773 · CVE Program
- CVE-2022-28773 · NVD
- FIRST EPSS
- GHSA-hq75-pvpq-98xx · GitHub Advisory Database · CC BY 4.0
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