CISA KEV · Known exploitedCritical

CVE-2022-22536

SAP Multiple Products

SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable for request smuggling and request concatenation. An unauthenticated attacker can prepend a victim's request with arbitrary data. This way, the attacker can execute functions impersonating the victim or poison intermediary Web caches. A successful attack could result in complete compromise of Confidentiality, Integrity and Availability of the system.

CVSS: 10
EPSS: 97.9%
CISA KEV: Listed
Published: 2022.02.10

PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV

Exploit probability97.9%

Technical severityCVSS 10

Vulnerability overview

Affected product and versions

Product: SAP Multiple Products
Affected 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, KRNL64NUC 7.22, krnl64nuc 7.22ext, krnl64nuc 7.49, krnl64uc 7.22, krnl64uc 7.22ext, krnl64uc 7.49, krnl64uc 7.53
Fixed versions: No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide

CISA required action

Apply updates per vendor instructions.

Due date: 2022.09.08

1
Identify
Confirm that SAP Multiple Products and an affected version are present.
2
Prioritize
Combine exploitation signals with asset exposure and business criticality.
3
Remediate
Follow the vendor advisory or supported update path and preserve rollback options.
4
Verify
Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE: CWE-444
KEV added: 2022.08.18
Ransomware use: 미확인