SAP HANA EXECUTE_SEARCH_RULE_SET Stored Procedure Memory Corruption

2015.11.10
Credit: Onapsis
Risk: Medium
Local: No
Remote: Yes
CWE: N/A


CVSS Base Score: 4/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: None
Integrity impact: None
Availability impact: Partial

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Onapsis Security Advisory 2015-042: SAP HANA EXECUTE_SEARCH_RULE_SET Stored Procedure Memory corruption 1. Impact on Business ===================== By exploiting this vulnerability, a remote authenticated attacker could render the SAP HANA Platform unavailable to other users until the next process restart. Risk Level: High 2. Advisory Information ======================= - - Public Release Date: 11/09/2015 - - Last Revised: 11/06/2015 - - Security Advisory ID: ONAPSIS-2015-042 - - Onapsis SVS ID: ONAPSIS-00167 - - CVE: CVE-2015-7992 - - Researcher: Nahuel D. Snchez - - Vendor Provided CVSS v2: 6.8 (AV:N/AC:L/Au:S/C:N/I:N/A:C) - - Onapsis CVSS v2: 7.5 (AV:N/AC:L/Au:S/C:N/I:P/A:C) - - Onapsis CVSS v3: 7.1 (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H) 3. Vulnerability Information ============================ - - Vendor: SAP AG - - Affected Components: - SAP HANA DB 1.00.73.00.389160 (NewDB100_REL) (HANA 1.0 SPS09) - - Vulnerability Class: Buffer errors (CWE-119) - - Remotely Exploitable: Yes - - Locally Exploitable: No - - Authentication Required: Yes - - Original Advisory: http://www.onapsis.com/research/security-advisories/SAP_HANA_EXECUTE_SEA RCH_RULE_SET_Stored_Procedure_Memory_corruption 4. Affected Components Description ================================== SAP HANA is a platform for real-time business. It combines database, data processing, and application platform capabilities in-memory. The platform provides libraries for predictive, planning, text processing, spatial, and business analytics. SAP HANA Platform's text engine allows developers and applications to efficiently perform various text-based operations. 5. Vulnerability Details ======================== Executing the stored procedure ?EXECUTE_SEARCH_RULE_SET? using a crafted payload, a remote authenticated attacker could crash the ?indexserver? process, rendering the platform unusable until the next process restart. 6. Solution =========== Implement SAP Security Note 2175928. 7. Report Timeline ================== 03/09/2015: Onapsis provides vulnerability information to SAP AG. 03/10/2015: SAP AG confirms having received the vulnerability report. 04/14/2015: SAP reports fix is In Process. 05/12/2015: SAP reports fix is In Process. 06/09/2015: SAP reports fix is In Process. 07/14/2015: SAP reports fix is In Process. 08/11/2015: SAP releases security note 2175928 fixing the issue. 11/09/2015: Onapsis releases security advisory. About Onapsis Research Labs =========================== Onapsis Research Labs provides the industry analysis of key security issues that impact business-critical systems and applications. Delivering frequent and timely security and compliance advisories with associated risk levels, Onapsis Research Labs combine in-depth knowledge and experience to deliver technical and business-context with sound security judgment to the broader information security community. About Onapsis, Inc. =================== Onapsis provides the most comprehensive solutions for securing SAP and Oracle enterprise applications. As the leading experts in SAP and Oracle cyber-security, Onapsis? enables security and audit teams to have visibility, confidence and control of advanced threats, cyber-risks and compliance gaps affecting their enterprise applications. Headquartered in Boston, Onapsis serves over 180 Global 2000 customers, including 10 top retailers, 20 top energy firms and 20 top manufacturers. Onapsis? solutions are also the de-facto standard for leading consulting and audit firms such as Accenture, IBM, Deloitte, E&Y, KPMG and PwC. Onapsis solutions include the Onapsis Security Platform, which is the most widely-used SAP-certified cyber-security solution in the market. Unlike generic security products, Onapsis? context-aware solutions deliver both preventative vulnerability and compliance controls, as well as real-time detection and incident response capabilities to reduce risks affecting critical business processes and data. Through open interfaces, the platform can be integrated with leading SIEM, GRC and network security products, seamlessly incorporating enterprise applications into existing vulnerability, risk and incident response management programs. These solutions are powered by the Onapsis Research Labs which continuously provide leading intelligence on security threats affecting SAP and Oracle enterprise applications. Experts of the Onapsis Research Labs were the first to lecture on SAP cyber-attacks and have uncovered and helped fix hundreds of security vulnerabilities to-date affecting SAP Business Suite, SAP HANA, SAP Cloud and SAP Mobile applications, as well as Oracle JD Edwards and Oracle E-Business Suite platforms. For more information, please visit www.onapsis.com, or connect with us on Twitter, Google+, or LinkedIn. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) Comment: Onapsis Research Team iEYEARECAAYFAlZAl38ACgkQz3i6WNVBcDXC3QCdEjz7np+vQfRbmXOk6jWThjFa mqcAn1fTA+8XVk5P9v6Q52czRc8fECBs =Cjpe -----END PGP SIGNATURE----- -- This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager. This message contains confidential information and is intended only for the individual named. 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