TI-2023-17945 Aliases CVE-2023-35874 GHSA-37c2-5chg-wwj7

Improper authentication vulnerability in SAP NetWeaver AS ABAP and ABAP Platform

LOW 33CWE-306Published 2023-07-11 · Updated 2024-10-23

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-306.

Summary

SAP NetWeaver Application Server ABAP and ABAP Platform - version KRNL64NUC, 7.22, KRNL64NUC 7.22EXT, KRNL64UC 7.22, KRNL64UC 7.22EXT, KRNL64UC 7.53, KERNEL 7.22, KERNEL, 7.53, KERNEL 7.77, KERNEL 7.81, KERNEL 7.85, KERNEL 7.89, KERNEL 7.54, KERNEL 7.92, KERNEL 7.93, under some conditions, performs improper authentication checks for functionalities that require user identity. An attacker can perform malicious actions over the network, extending the scope of impact, causing a limited impact on confidentiality, integrity and availability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00392 33rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

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 AS ABAP and ABAP Platform	KRNL64NUC 722; KRNL64NUC 7.22EXT; KRNL64UC 7.22; KRNL64UC 7.22EXT; KRNL64UC 7.53; KERNEL 7.22; KERNEL 7.53; KERNEL 7.77; KERNEL 7.81; KERNEL 7.85; KERNEL 7.89; KERNEL 7.54; KERNEL 7.92; KERNEL 7.93	—	No fix listed	CNA

SAP NetWeaver AS ABAP and ABAP Platform VendorSAP Affected KRNL64NUC 722; KRNL64NUC 7.22EXT; KRNL64UC 7.22; KRNL64UC 7.22EXT; KRNL64UC 7.53; KERNEL 7.22; KERNEL 7.53; KERNEL 7.77; KERNEL 7.81; KERNEL 7.85; KERNEL 7.89; KERNEL 7.54; KERNEL 7.92; KERNEL 7.93 Fixed in — No fix listed CNA

CPE configurations NVD · 14

CPE	Versions	Role	Vendor
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.22:::::::*	kernel_7.22	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.53:::::::*	kernel_7.53	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.54:::::::*	kernel_7.54	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.77:::::::*	kernel_7.77	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.81:::::::*	kernel_7.81	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.85:::::::*	kernel_7.85	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.89:::::::*	kernel_7.89	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.92:::::::*	kernel_7.92	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.93:::::::*	kernel_7.93	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22:::::::*	krnl64nuc_7.22	Vulnerable	SAP

cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.22:*:*:*:*:*:*:* Versions kernel_7.22 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.53:*:*:*:*:*:*:* Versions kernel_7.53 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.54:*:*:*:*:*:*:* Versions kernel_7.54 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.77:*:*:*:*:*:*:* Versions kernel_7.77 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.81:*:*:*:*:*:*:* Versions kernel_7.81 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.85:*:*:*:*:*:*:* Versions kernel_7.85 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.89:*:*:*:*:*:*:* Versions kernel_7.89 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.92:*:*:*:*:*:*:* Versions kernel_7.92 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:kernel_7.93:*:*:*:*:*:*:* Versions kernel_7.93 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22:*:*:*:*:*:*:* Versions krnl64nuc_7.22 Vulnerable ·SAP

Show 4 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22ext:::::::*	krnl64nuc_7.22ext	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22:::::::*	krnl64uc_7.22	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22ext:::::::*	krnl64uc_7.22ext	Vulnerable	SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.53:::::::*	krnl64uc_7.53	Vulnerable	SAP

cpe:2.3:a:sap:netweaver_application_server_abap:krnl64nuc_7.22ext:*:*:*:*:*:*:* Versions krnl64nuc_7.22ext Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22:*:*:*:*:*:*:* Versions krnl64uc_7.22 Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.22ext:*:*:*:*:*:*:* Versions krnl64uc_7.22ext Vulnerable ·SAP
cpe:2.3:a:sap:netweaver_application_server_abap:krnl64uc_7.53:*:*:*:*:*:*:* Versions krnl64uc_7.53 Vulnerable ·SAP

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-35874
2026-10-03 Alias added: GHSA-37c2-5chg-wwj7

References

Advisory 1

https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html

Other 1

https://me.sap.com/notes/3318850

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

See all 85 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences