Cyber Resilience

CVE-2022-27668

CriticalPublic PoC

Published: 14 June 2022

Published
14 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0253 85.8th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-27668 is a critical-severity Incorrect Authorization (CWE-863) vulnerability in Sap Netweaver As Abap. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 14.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

Depending on the configuration of the route permission table in file 'saprouttab', it is possible for an unauthenticated attacker to execute SAProuter administration commands in SAP NetWeaver and ABAP Platform - versions KERNEL 7.49, 7.77, 7.81, 7.85, 7.86, 7.87, 7.88,…

more

KRNL64NUC 7.49, KRNL64UC 7.49, SAP_ROUTER 7.53, 7.22, from a remote client, for example stopping the SAProuter, that could highly impact systems availability.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

sap
netweaver as abap
kernel_7.49, kernel_7.77, kernel_7.81, kernel_7.85, kernel_7.86
sap
netweaver as abap krnl64nuc
7.49
sap
netweaver as abap krnl64uc
7.49
sap
router
7.22, 7.53

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-863

Periodic review and update of procedures reduces incorrect authorization implementations over time.

addresses: CWE-863

Supervision identifies cases where authorization logic incorrectly permits unauthorized actions.

addresses: CWE-863

Defining permitted attribute values and auditing modifications reduces the chance of incorrect authorization outcomes due to tampered or missing labels.

addresses: CWE-863

The authorization process and usage restrictions help prevent incorrect authorization for remote access types.

addresses: CWE-863

Establishing configuration and connection requirements helps ensure correct rather than incorrect authorization for wireless access.

addresses: CWE-863

Establishing connection authorization processes for mobile devices helps ensure authorization decisions are correctly implemented rather than incorrect.

addresses: CWE-863

Monitoring account use, notifying on changes, and reviewing accounts for compliance corrects incorrect authorization assignments.

addresses: CWE-863

Ensures authorization decisions for external system use are correctly implemented and enforced.

References