SAP NetWeaver up to 7.40 ABAP Server code injection

Summaryinfo

A vulnerability marked as critical has been reported in SAP NetWeaver up to 7.40. This issue affects some unknown processing of the component ABAP Server. This manipulation causes code injection. This vulnerability is handled as CVE-2020-6318. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in SAP NetWeaver up to 7.40 (Solution Stack Software). Affected by this vulnerability is an unknown code of the component ABAP Server. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A Remote Code Execution vulnerability exists in the SAP NetWeaver (ABAP Server, up to release 7.40) and ABAP Platform (> release 7.40).Because of this, an attacker can exploit these products via Code Injection, and potentially enabling to take complete control of the products, including viewing, changing, or deleting data by injecting code into the working memory which is subsequently executed by the application. It can also be used to cause a general fault in the product, causing the products to terminate.

The weakness was released 09/09/2020 (Website). It is possible to read the advisory at launchpad.support.sap.com. This vulnerability is known as CVE-2020-6318 since 01/08/2020. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/09/2020). The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Solution Stack Software

Vendor

• SAP

Name

• NetWeaver

Version

• 7.0
• 7.1
• 7.2
• 7.3
• 7.4
• 7.5
• 7.6
• 7.7
• 7.8
• 7.9
• 7.10
• 7.11
• 7.12
• 7.13
• 7.14
• 7.15
• 7.16
• 7.17
• 7.18
• 7.19
• 7.20
• 7.21
• 7.22
• 7.23
• 7.24
• 7.25
• 7.26
• 7.27
• 7.28
• 7.29
• 7.30
• 7.31
• 7.32
• 7.33
• 7.34
• 7.35
• 7.36
• 7.37
• 7.38
• 7.39
• 7.40

License

• commercial

Website

• Vendor: https://www.sap.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion