SAP Security Note - May 2015

Number: AV15-046
Date: 14 May 2015

Purpose

The purpose of this advisory is to bring attention to recently published security notes by SAP.

Assessment

SAP has addressed vulnerabilities in proprietary implementations of compression algorithms [Lempel-Ziv-Thomas (LZC) & Lempel-Ziv-Huffman (LZH)] that could allow a remote attacker to cause a denial of service and execute arbitrary code on the system. SAP has released patches to fix the issues.

Affected Products:

SAP Security Notes: 2121661, 2124806, 2125316, 2127995
CVE References: CVE-2015-2278, CVE-2015-2282

Suggested action

CCIRC recommends that system administrators test and deploy the vendor-released updates to affected applications accordingly.

References

SAP Security Notes (vendor): https://service.sap.com/securitynotes (SAP customer login required)

Core Security (researcher): http://www.coresecurity.com/advisories/sap-lzc-lzh-compression-multiple-vulnerabilities

Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.
http://www.publicsafety.gc.ca/cnt/ntnl-scrt/cbr-scrt/_fl/CCIRCPublicPGPKey.txt

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589
E-mail: ps.communications-communications.sp@canada.ca

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