Vulnerability-Lookup

CNVD-2021-13649

Vulnerability from cnvd - Published: 2021-03-01

Title

Rust存在未明漏洞（CNVD-2021-13649）

Description

Rust是Mozilla基金会的一款通用、编译型编程语言。 Rust 2021-02-04之前版本中存在安全漏洞，该漏洞源于从X server返回的字节类型数据可被 xcb：：xproto：：GetPropertyReply：：value 解析成任意数据类型。目前没有详细的漏洞细节提供。

Severity

高

Patch Name

Rust存在未明漏洞（CNVD-2021-13649）的补丁

Patch Description

Rust是Mozilla基金会的一款通用、编译型编程语言。 Rust 2021-02-04之前版本中存在安全漏洞，该漏洞源于从X server返回的字节类型数据可被 xcb：：xproto：：GetPropertyReply：：value 解析成任意数据类型。目前没有详细的漏洞细节提供。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://rustsec.org/advisories/RUSTSEC-2021-0019.html

Reference

https://rustsec.org/advisories/RUSTSEC-2021-0019.html

Impacted products

Name
Mozilla Rust <2021-02-04

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-26956",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-26956"
    }
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  "description": "Rust\u662fMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u901a\u7528\u3001\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\n\nRust 2021-02-04\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4eceX server\u8fd4\u56de\u7684\u5b57\u8282\u7c7b\u578b\u6570\u636e\u53ef\u88ab xcb\uff1a\uff1axproto\uff1a\uff1aGetPropertyReply\uff1a\uff1avalue \u89e3\u6790\u6210\u4efb\u610f\u6570\u636e\u7c7b\u578b\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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://rustsec.org/advisories/RUSTSEC-2021-0019.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-13649",
  "openTime": "2021-03-01",
  "patchDescription": "Rust\u662fMozilla\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u901a\u7528\u3001\u7f16\u8bd1\u578b\u7f16\u7a0b\u8bed\u8a00\u3002\r\n\r\nRust 2021-02-04\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u4eceX server\u8fd4\u56de\u7684\u5b57\u8282\u7c7b\u578b\u6570\u636e\u53ef\u88ab xcb\uff1a\uff1axproto\uff1a\uff1aGetPropertyReply\uff1a\uff1avalue \u89e3\u6790\u6210\u4efb\u610f\u6570\u636e\u7c7b\u578b\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\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": "Rust\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-13649\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Mozilla Rust \u003c2021-02-04"
  },
  "referenceLink": "https://rustsec.org/advisories/RUSTSEC-2021-0019.html",
  "serverity": "\u9ad8",
  "submitTime": "2021-02-24",
  "title": "Rust\u5b58\u5728\u672a\u660e\u6f0f\u6d1e\uff08CNVD-2021-13649\uff09"
}

CVE-2021-26956 (GCVE-0-2021-26956)

Vulnerability from cvelistv5 – Published: 2021-02-09 22:06 – Updated: 2024-08-03 20:33

Summary

An issue was discovered in the xcb crate through 2021-02-04 for Rust. It has a soundness violation because bytes from an X server can be interpreted as any data type returned by xcb::xproto::GetPropertyReply::value.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

1 reference

URL	Tags
https://rustsec.org/advisories/RUSTSEC-2021-0019.html	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.