cnvd - cnvd-2021-47707

CNVD-2021-47707

Vulnerability from cnvd - Published: 2021-07-06

Title

SAP NetWeaver AS for ABAP内存破坏漏洞（CNVD-2021-47707）

Description

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存在内存破坏漏洞，该漏洞源于EnqConvUniToSrvReq()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。

Severity

中

Patch Name

SAP NetWeaver AS for ABAP内存破坏漏洞（CNVD-2021-47707）的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序,请及时关注更新： https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-27631

Impacted products

Name
['SAP NetWeaver AS for ABAP（RFC Gateway） KRNL32NUC-7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.22EXT', 'SAP NetWeaver AS for ABAP（RFC Gateway） KRNL64NUC-7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.49', 'SAP NetWeaver AS for ABAP（RFC Gateway） KRNL64UC-8.04', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7', 'SAP NetWeaver AS for ABAP（RFC Gateway） 22RN.730', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.53', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.73', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.77', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.81', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.82', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.83']

Name

['SAP NetWeaver AS for ABAP（RFC Gateway） KRNL32NUC-7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.22EXT', 'SAP NetWeaver AS for ABAP（RFC Gateway） KRNL64NUC-7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.49', 'SAP NetWeaver AS for ABAP（RFC Gateway） KRNL64UC-8.04', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.22', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7', 'SAP NetWeaver AS for ABAP（RFC Gateway） 22RN.730', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.53', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.73', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.77', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.81', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.82', 'SAP NetWeaver AS for ABAP（RFC Gateway） 7.83']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-27631",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27631"
    }
  },
  "description": "SAP Netweaver\u662f\u5fb7\u56fd\u601d\u7231\u666e\uff08SAP\uff09\u516c\u53f8\u7684\u4e00\u5957\u9762\u5411\u670d\u52a1\u7684\u96c6\u6210\u5316\u5e94\u7528\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u4e3b\u8981\u4e3aSAP\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u5f00\u53d1\u548c\u8fd0\u884c\u73af\u5883\u3002\n\nSAP NetWeaver AS for ABAP\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eEnqConvUniToSrvReq()\u65b9\u6cd5\u4e2d\u7684\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\uff0c\u672a\u7ecf\u8eab\u4efd\u8ba4\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f,\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-47707",
  "openTime": "2021-07-06",
  "patchDescription": "SAP Netweaver\u662f\u5fb7\u56fd\u601d\u7231\u666e\uff08SAP\uff09\u516c\u53f8\u7684\u4e00\u5957\u9762\u5411\u670d\u52a1\u7684\u96c6\u6210\u5316\u5e94\u7528\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u4e3b\u8981\u4e3aSAP\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u5f00\u53d1\u548c\u8fd0\u884c\u73af\u5883\u3002\r\n\r\nSAP NetWeaver AS for ABAP\u5b58\u5728\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eEnqConvUniToSrvReq()\u65b9\u6cd5\u4e2d\u7684\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\uff0c\u672a\u7ecf\u8eab\u4efd\u8ba4\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u6570\u636e\u5305\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "SAP NetWeaver AS for ABAP\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff08CNVD-2021-47707\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 KRNL32NUC-7.22",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.22EXT",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 KRNL64NUC-7.22",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.49",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 KRNL64UC-8.04",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.22",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 22RN.730",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.53",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.73",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.77",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.81",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.82",
      "SAP NetWeaver AS for ABAP\uff08RFC Gateway\uff09 7.83"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27631",
  "serverity": "\u4e2d",
  "submitTime": "2021-06-11",
  "title": "SAP NetWeaver AS for ABAP\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\uff08CNVD-2021-47707\uff09"
}

CVE-2021-27631 (GCVE-0-2021-27631)

Vulnerability from cvelistv5 – Published: 2021-06-09 00:00 – Updated: 2024-08-03 21:26

Summary

SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Severity ?

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-476 - Improper Input Validation (CWE-476)

Assigner

sap

References

URL

Tags

	https://wiki.scn.sap.com/wiki/pages/viewpage.acti…
	https://launchpad.support.sap.com/#/notes/3020104

Impacted products

	Vendor	Product	Version
	SAP SE	SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server)	Affected: < KRNL32NUC - 7.22 Affected: < 7.22EXT Affected: < KRNL64NUC - 7.22 Affected: < 7.49 Affected: < KRNL64UC - 8.04 Affected: < 7.22 Affected: < 7.53 Affected: < 7.73 Affected: < KERNEL - 7.22 Affected: < 8.04

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T21:26:10.401Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://launchpad.support.sap.com/#/notes/3020104"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server)",
          "vendor": "SAP SE",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c KRNL32NUC - 7.22"
            },
            {
              "status": "affected",
              "version": "\u003c 7.22EXT"
            },
            {
              "status": "affected",
              "version": "\u003c KRNL64NUC - 7.22"
            },
            {
              "status": "affected",
              "version": "\u003c 7.49"
            },
            {
              "status": "affected",
              "version": "\u003c KRNL64UC - 8.04"
            },
            {
              "status": "affected",
              "version": "\u003c 7.22"
            },
            {
              "status": "affected",
              "version": "\u003c 7.53"
            },
            {
              "status": "affected",
              "version": "\u003c 7.73"
            },
            {
              "status": "affected",
              "version": "\u003c KERNEL - 7.22"
            },
            {
              "status": "affected",
              "version": "\u003c 8.04"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "SAP NetWeaver ABAP Server and ABAP Platform (Enqueue Server), versions - KRNL32NUC - 7.22,7.22EXT, KRNL64NUC - 7.22,7.22EXT,7.49, KRNL64UC - 8.04,7.22,7.22EXT,7.49,7.53,7.73, KERNEL - 7.22,8.04,7.49,7.53,7.73, allows an unauthenticated attacker without specific knowledge of the system to send a specially crafted packet over a network which will trigger an internal error in the system due to improper input validation in method EnqConvUniToSrvReq() causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-476",
              "description": "Improper Input Validation (CWE-476)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-10-17T00:00:00",
        "orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
        "shortName": "sap"
      },
      "references": [
        {
          "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999"
        },
        {
          "url": "https://launchpad.support.sap.com/#/notes/3020104"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
    "assignerShortName": "sap",
    "cveId": "CVE-2021-27631",
    "datePublished": "2021-06-09T00:00:00",
    "dateReserved": "2021-02-23T00:00:00",
    "dateUpdated": "2024-08-03T21:26:10.401Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2021-47707

CVE-2021-27631 (GCVE-0-2021-27631)

Tags

Sightings

Nomenclature