SAP Basis up to 7.52 Netweaver code injection

Summaryinfo

A vulnerability was found in SAP Basis up to 7.52. It has been rated as critical. This affects an unknown part of the component Netweaver. Performing a manipulation results in code injection. This vulnerability is identified as CVE-2018-2363. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in SAP Basis up to 7.52. This affects an unknown function of the component Netweaver. The manipulation with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

SAP NetWeaver, SAP BASIS from 7.00 to 7.02, from 7.10 to 7.11, 7.30, 7.31, 7.40, from 7.50 to 7.52, contains code that allows you to execute arbitrary program code of the user's choice. A malicious user can therefore control the behaviour of the system or can potentially escalate privileges by executing malicious code without legitimate credentials.

The bug was discovered 01/09/2018. The weakness was released 01/09/2018 (Website). It is possible to read the advisory at blogs.sap.com. This vulnerability is uniquely identified as CVE-2018-2363 since 12/15/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. The successful exploitation requires a 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 12/20/2019). 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.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 102449†). Entries connected to this vulnerability are available at VDB-111528, VDB-111529 and VDB-111530. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• SAP

Name

• Basis

Version

• 7.00
• 7.01
• 7.02
• 7.10
• 7.11
• 7.30
• 7.31
• 7.40
• 7.50
• 7.51
• 7.52

License

• commercial

Website

• Vendor: https://www.sap.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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

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