Known exploited vulnerability
CVE-2022-22536
The short answer
CVE-2022-22536 affects SAP SE SAP NetWeaver and ABAP Platform and is rated critical (CVSS 10.0). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-08-18: attackers are using it, so patch it first.
What it is
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.
Weakness: CWE-444.
Severity
10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Aug 18, 2022
Federal due date Sep 8, 2022
EPSS, next 30 days
98%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
SAP NetWeaver and ABAP Platform, SAP Web Dispatcher, SAP Content Server. NVD's record lists the exact affected versions.
References
- launchpad.support.sap.com/#/notes/3123396 Permissions Required
- www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html Broken LinkNot ApplicableVendor Advisory
- launchpad.support.sap.com/#/notes/3123396 Permissions Required
- www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html Broken LinkNot ApplicableVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-22536 US Government Resource
Questions
Is CVE-2022-22536 being exploited?
Yes. CISA added CVE-2022-22536 to its Known Exploited Vulnerabilities catalog on 2022-08-18, with a federal remediation due date of 2022-09-08.
How do I fix CVE-2022-22536?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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