Missing Authorization check in SAP NetWeaver Application Server for ABAP
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
Due to a missing authorization check in SAP NetWeaver Application Server for ABAP, an authenticated attacker with user privileges could read Database Analyzer Log Files via a specific RFC function module. The attacker with the necessary privileges to execute this function module could potentially escalate their privileges and read the sensitive data, resulting in a limited impact on the confidentiality of the information stored. However, the integrity and availability of the system are not affected.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| SAP | SAP NetWeaver Application Server for ABAP | SAP_BASIS 700; SAP_BASIS 701; SAP_BASIS 702; SAP_BASIS 710; SAP_BASIS 711; SAP_BASIS 730; SAP_BASIS 731; SAP_BASIS 740; SAP_BASIS 750; SAP_BASIS 751; SAP_BASIS 752; SAP_BASIS 753; SAP_BASIS 754; SAP_BASIS 755; SAP_BASIS 756; SAP_BASIS 757; SAP_BASIS 758; SAP_BASIS 816 | — | No fix listed | CNA |
- SAP NetWeaver Application Server for ABAP VendorSAP Affected SAP_BASIS 700; SAP_BASIS 701; SAP_BASIS 702; SAP_BASIS 710; SAP_BASIS 711; SAP_BASIS 730; SAP_BASIS 731; SAP_BASIS 740; SAP_BASIS 750; SAP_BASIS 751; SAP_BASIS 752; SAP_BASIS 753; SAP_BASIS 754; SAP_BASIS 755; SAP_BASIS 756; SAP_BASIS 757; SAP_BASIS 758; SAP_BASIS 816 Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:netweaver_application_server_abap:700:*:*:*:sap_basis:*:*:* | 700 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:701:*:*:*:sap_basis:*:*:* | 701 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:702:*:*:*:sap_basis:*:*:* | 702 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:730:*:*:*:sap_basis:*:*:* | 730 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:731:*:*:*:sap_basis:*:*:* | 731 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:740:*:*:*:sap_basis:*:*:* | 740 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:sap_basis:*:*:* | 750 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:751:*:*:*:sap_basis:*:*:* | 751 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:sap_basis:*:*:* | 752 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:sap_basis:*:*:* | 753 | Vulnerable | SAP |
- cpe:2.3:a:sap:netweaver_application_server_abap:700:*:*:*:sap_basis:*:*:* Versions 700 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:701:*:*:*:sap_basis:*:*:* Versions 701 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:702:*:*:*:sap_basis:*:*:* Versions 702 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:730:*:*:*:sap_basis:*:*:* Versions 730 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:731:*:*:*:sap_basis:*:*:* Versions 731 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:740:*:*:*:sap_basis:*:*:* Versions 740 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:750:*:*:*:sap_basis:*:*:* Versions 750 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:751:*:*:*:sap_basis:*:*:* Versions 751 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:752:*:*:*:sap_basis:*:*:* Versions 752 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:753:*:*:*:sap_basis:*:*:* Versions 753 Vulnerable ·SAP
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:sap_basis:*:*:* | 754 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:sap_basis:*:*:* | 755 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:756:*:*:*:sap_basis:*:*:* | 756 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:757:*:*:*:sap_basis:*:*:* | 757 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:758:*:*:*:sap_basis:*:*:* | 758 | Vulnerable | SAP |
| cpe:2.3:a:sap:netweaver_application_server_abap:816:*:*:*:sap_basis:*:*:* | 816 | Vulnerable | SAP |
- cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:sap_basis:*:*:* Versions 754 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:sap_basis:*:*:* Versions 755 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:756:*:*:*:sap_basis:*:*:* Versions 756 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:757:*:*:*:sap_basis:*:*:* Versions 757 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:758:*:*:*:sap_basis:*:*:* Versions 758 Vulnerable ·SAP
- cpe:2.3:a:sap:netweaver_application_server_abap:816:*:*:*:sap_basis:*:*:* Versions 816 Vulnerable ·SAP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-27688
- 2026-10-03 Alias added: GHSA-pgg7-622h-hcmv
- 2026-11-03 CISA SSVC decision points changed
References
Advisory 1
More SAP Netweaver Application Server Abap vulnerabilities
- TI-2022-06811 SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP… KEVCVSS 3.1CRITICAL 10.0
- TI-2023-21149 Missing Authorization check in SAP CommonCryptoLib CVSS 3.1CRITICAL 9.8
- TI-2023-12229 Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform CVSS 3.1CRITICAL 9.6
- TI-2023-12228 Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform CVSS 3.1CRITICAL 9.6
- TI-2021-19921 Code injection in SAP ABAP Server & ABAP Platform CVSS 3.1CRITICAL 9.8
- TI-2021-09062 Improper authentication in SAP NetWeaver AS ABAP and ABAP Platform CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-27688 · CVE Program
- CVE-2026-27688 · NVD
- FIRST EPSS
- GHSA-pgg7-622h-hcmv · GitHub Advisory Database · CC BY 4.0
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