Vulnerability-Lookup

CNVD-2021-27799

Vulnerability from cnvd - Published: 2021-04-11

Title

UX360CA BIOS through 303 on ASUS代码执行漏洞

Description

Asus UX360CA BIOS through 303是日本Asus公司的一个笔记本电脑。 UX360CA BIOS through 303 on ASUS存在安全漏洞，攻击者可利用该漏洞覆盖几乎任意的物理内存位置，并执行SMM中的任意代码。

Severity

高

Patch Name

UX360CA BIOS through 303 on ASUS代码执行漏洞的补丁

Patch Description

Asus UX360CA BIOS through 303是日本Asus公司的一个笔记本电脑。 UX360CA BIOS through 303 on ASUS存在安全漏洞，攻击者可利用该漏洞覆盖几乎任意的物理内存位置，并执行SMM中的任意代码。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

厂商已发布了漏洞修复程序，请及时关注更新： https://www.asus.com/support/FAQ/1045541/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-26943

Impacted products

Name
ASUS UX360CA BIOS <304

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2021-26943",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26943"
    }
  },
  "description": "Asus UX360CA BIOS through 303\u662f\u65e5\u672cAsus\u516c\u53f8\u7684\u4e00\u4e2a\u7b14\u8bb0\u672c\u7535\u8111\u3002\n\nUX360CA BIOS through 303 on ASUS\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u51e0\u4e4e\u4efb\u610f\u7684\u7269\u7406\u5185\u5b58\u4f4d\u7f6e\uff0c\u5e76\u6267\u884cSMM\u4e2d\u7684\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.asus.com/support/FAQ/1045541/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-27799",
  "openTime": "2021-04-11",
  "patchDescription": "Asus UX360CA BIOS through 303\u662f\u65e5\u672cAsus\u516c\u53f8\u7684\u4e00\u4e2a\u7b14\u8bb0\u672c\u7535\u8111\u3002\r\n\r\nUX360CA BIOS through 303 on ASUS\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u8986\u76d6\u51e0\u4e4e\u4efb\u610f\u7684\u7269\u7406\u5185\u5b58\u4f4d\u7f6e\uff0c\u5e76\u6267\u884cSMM\u4e2d\u7684\u4efb\u610f\u4ee3\u7801\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": "UX360CA BIOS through 303 on ASUS\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "ASUS UX360CA BIOS \u003c304"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-26943",
  "serverity": "\u9ad8",
  "submitTime": "2021-04-02",
  "title": "UX360CA BIOS through 303 on ASUS\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
}

CVE-2021-26943 (GCVE-0-2021-26943)

Vulnerability from cvelistv5 – Published: 2021-03-31 19:26 – Updated: 2024-08-03 20:33

Summary

The UX360CA BIOS through 303 on ASUS laptops allow an attacker (with the ring 0 privilege) to overwrite nearly arbitrary physical memory locations, including SMRAM, and execute arbitrary code in the SMM (issue 3 of 3).

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://www.asus.com/support/FAQ/1045541/	x_refsource_CONFIRM
	https://www.youtube.com/watch?v=1H3AfaVyeuk	x_refsource_MISC

Date Public ?

2021-03-19 00:00

Show details on NVD website

JSON

To clipboard

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              "type": "text"
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      "providerMetadata": {
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}

Sightings

Author	Source	Type	Date	Other

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-2021-27799

CVE-2021-26943 (GCVE-0-2021-26943)

Tags

Sightings

Nomenclature