cnvd - cnvd-2021-01276

cnvd-2021-01276

Vulnerability from cnvd

Title: IBM Power processor信息泄露漏洞

Description:

IBM Power System是美国IBM公司的一款基于Power处理器的服务器计算机。

IBM Power9 processor存在安全漏洞，攻击者可利用该漏洞在适当的情况下从L1缓存中的数据中获取敏感信息。

Severity: 低

Patch Name: IBM Power processor信息泄露漏洞的补丁

Patch Description:

IBM Power System是美国IBM公司的一款基于Power处理器的服务器计算机。

IBM Power9 processor存在安全漏洞，攻击者可利用该漏洞在适当的情况下从L1缓存中的数据中获取敏感信息。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description:

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.ibm.com/support/pages/node/6370729

Reference: https://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-cve-2020-4788-in-the-ibm-power9-processor-affects-ibm-i/

Impacted products

Name
IBM IBM Power9 processor

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-4788",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-4788"
    }
  },
  "description": "IBM Power System\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u57fa\u4e8ePower\u5904\u7406\u5668\u7684\u670d\u52a1\u5668\u8ba1\u7b97\u673a\u3002\n\nIBM Power9 processor\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u9002\u5f53\u7684\u60c5\u51b5\u4e0b\u4eceL1\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e2d\u83b7\u53d6\u654f\u611f\u4fe1\u606f\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.ibm.com/support/pages/node/6370729",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-01276",
  "openTime": "2021-01-07",
  "patchDescription": "IBM Power System\u662f\u7f8e\u56fdIBM\u516c\u53f8\u7684\u4e00\u6b3e\u57fa\u4e8ePower\u5904\u7406\u5668\u7684\u670d\u52a1\u5668\u8ba1\u7b97\u673a\u3002\r\n\r\nIBM Power9 processor\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u9002\u5f53\u7684\u60c5\u51b5\u4e0b\u4eceL1\u7f13\u5b58\u4e2d\u7684\u6570\u636e\u4e2d\u83b7\u53d6\u654f\u611f\u4fe1\u606f\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": "IBM Power processor\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "IBM IBM Power9 processor"
  },
  "referenceLink": "https://www.ibm.com/blogs/psirt/security-bulletin-vulnerability-cve-2020-4788-in-the-ibm-power9-processor-affects-ibm-i/",
  "serverity": "\u4f4e",
  "submitTime": "2020-11-24",
  "title": "IBM Power processor\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}

CVE-2020-4788 (GCVE-0-2020-4788)

Vulnerability from cvelistv5

Published

2020-11-20 03:45

Modified

2024-09-16 19:05

Severity ?

5.1 (Medium) - CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

CWE

Obtain Information

Summary

IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the data in the L1 cache under extenuating circumstances. IBM X-Force ID: 189296.

References

▼	URL	Tags
	https://www.ibm.com/support/pages/node/6370729	x_refsource_CONFIRM
	https://exchange.xforce.ibmcloud.com/vulnerabilities/189296	vdb-entry, x_refsource_XF
	http://www.openwall.com/lists/oss-security/2020/11/20/3	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2020/11/23/1	mailing-list, x_refsource_MLIST
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZF4OGZPKTAJJXWHPIFP3LHEWWEMR5LPT/	vendor-advisory, x_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TITJQPYDWZ4NB2ONJWUXW75KSQIPF35T/	vendor-advisory, x_refsource_FEDORA
	https://www.oracle.com/security-alerts/cpujul2022.html	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

Version: 3.1

Version: 7.1
Version: 7.2

Show details on NVD website

JSON

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            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/189296"
          },
          {
            "name": "[oss-security] 20201120 CVE-2020-4788: Speculation on incompletely validated data on IBM Power9",
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    "dateUpdated": "2024-09-16T19:05:08.453Z",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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