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CVE-2022-22543

HIGHCVSS 7.5/10EPSS 1.34%

Last modified

CVE-2022-22543 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. SAP NetWeaver Application Server for ABAP (Kernel) and ABAP Platform (Kernel) - versions KERNEL 7.22, 8.04, 7.49, 7.53, 7.77, 7.81, 7.85, 7.86, 7.87, KRNL64UC 8.04, 7.22, 7.22EXT, 7.49, 7.53, KRNL64NUC 7.22, 7.22EXT, 7.49, does not sufficiently validate sap-passport information, which could lead to a Denial-of-Service attack. This allows an unauthorized remote user to provoke a breakdown of the SAP Web Dispatcher or Kernel work process. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

SAP NetWeaver Application Server for ABAP (Kernel) and ABAP Platform (Kernel) - versions KERNEL 7.22, 8.04, 7.49, 7.53, 7.77, 7.81, 7.85, 7.86, 7.87, KRNL64UC 8.04, 7.22, 7.22EXT, 7.49, 7.53, KRNL64NUC 7.22, 7.22EXT, 7.49, does not sufficiently validate sap-passport information, which could lead to a Denial-of-Service attack. This allows an unauthorized remote user to provoke a breakdown of the SAP Web Dispatcher or Kernel work process. The crashed process can be restarted immediately, other processes are not affected.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
1.34%

67.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SapNetweaver Abap7.22
SapNetweaver Abap7.22ext
SapNetweaver Abap7.49
SapNetweaver Abap7.53
SapNetweaver Abap7.77
SapNetweaver Abap7.81
SapNetweaver Abap7.85
SapNetweaver Abap7.86
SapNetweaver Abap7.87
SapNetweaver Abap8.04
SapNetweaver Abapkrnl64nuc_7.22
SapNetweaver Abapkrnl64nuc_8.04
SapNetweaver As Abap7.22
SapNetweaver As Abap7.22ext
SapNetweaver As Abap7.49
SapNetweaver As Abap7.53
SapNetweaver As Abap7.77
SapNetweaver As Abap7.81
SapNetweaver As Abap7.85
SapNetweaver As Abap7.86
SapNetweaver As Abap7.87
SapNetweaver As Abap8.04
SapNetweaver As Abapkrnl64nuc_7.22
SapNetweaver As Abapkrnl64nuc_8.04

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-22543?
SAP NetWeaver Application Server for ABAP (Kernel) and ABAP Platform (Kernel) - versions KERNEL 7.22, 8.04, 7.49, 7.53, 7.77, 7.81, 7.85, 7.86, 7.87, KRNL64UC 8.04, 7.22, 7.22EXT, 7.49, 7.53, KRNL64NUC 7.22, 7.22EXT, 7.49, does not sufficiently validate sap-passport information, which could lead to a Denial-of-Service attack. This allows an unauthorized remote user to provoke a breakdown of the SAP Web Dispatcher or Kernel work process. The crashed process can be restarted immediately, other processes are not affected.
How severe is CVE-2022-22543?
CVE-2022-22543 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.
How do I fix CVE-2022-22543?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-22543?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST