发布日期：2021-06-08
更新日期：2021-06-11

受影响系统：

SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-8.04
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-7.73
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-7.53
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-7.49
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-7.22EXT
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64UC-7.22
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64NUC-7.49
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64NUC-7.22EXT
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL64NUC-7.22
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL32NUC-7.22EXT
SAP NetWeaver AS for ABAP (RFC Gateway) KRNL32NUC-7.22
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-8.04
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.83
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.82
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.81
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.77
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.73
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.53
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.49
SAP NetWeaver AS for ABAP (RFC Gateway) KERNEL-7.22

描述：

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CVE(CAN) ID: CVE-2021-27629

SAP Netweaver是德国思爱普（SAP）公司的一套面向服务的集成化应用平台。该平台主要为SAP应用程序提供开发和运行环境。
SAP NetWeaver AS for ABAP (RFC Gateway)多个版本存在内存破坏漏洞。该漏洞源于EncPSetUnsupported()方法中的输入验证错误。未经身份认证的攻击者可通过发送特制数据包利用该漏洞导致系统崩溃（拒绝服务）。

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建议：

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厂商补丁：

SAP
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目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载：

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999

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