Vulnerability-Lookup

CNVD-2017-37926

Vulnerability from cnvd - Published: 2017-12-25

Title

Netwide Assembler 'detoken()'函数缓冲区溢出漏洞

Description

Netwide Assembler(NASM)是一个基于Linux的汇编器，它能够创建二进制文件并编写引导加载程序。 NASM 2.14rc0版本中的asm/preproc.c文件的'detoken()'函数存在缓冲区溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务。

Severity

中

Patch Name

Netwide Assembler 'detoken()'函数缓冲区溢出漏洞的补丁

Patch Description

Netwide Assembler(NASM)是一个基于Linux的汇编器，它能够创建二进制文件并编写引导加载程序。 NASM 2.14rc0版本中的asm/preproc.c文件的'detoken()'函数存在缓冲区溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务。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

厂商已发布漏洞修复程序，请及时关注更新： http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9

Reference

https://nvd.nist.gov/vuln/detail/CVE-2017-17812

Impacted products

Name
Nasm Netwide Assembler 2.14rc0

Show details on source website

JSON

To clipboard

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  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-17812"
    }
  },
  "description": "Netwide Assembler(NASM)\u662f\u4e00\u4e2a\u57fa\u4e8eLinux\u7684\u6c47\u7f16\u5668\uff0c\u5b83\u80fd\u591f\u521b\u5efa\u4e8c\u8fdb\u5236\u6587\u4ef6\u5e76\u7f16\u5199\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u3002\r\n\r\nNASM 2.14rc0\u7248\u672c\u4e2d\u7684asm/preproc.c\u6587\u4ef6\u7684\u0027detoken()\u0027\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "owl337",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-37926",
  "openTime": "2017-12-25",
  "patchDescription": "Netwide Assembler(NASM)\u662f\u4e00\u4e2a\u57fa\u4e8eLinux\u7684\u6c47\u7f16\u5668\uff0c\u5b83\u80fd\u591f\u521b\u5efa\u4e8c\u8fdb\u5236\u6587\u4ef6\u5e76\u7f16\u5199\u5f15\u5bfc\u52a0\u8f7d\u7a0b\u5e8f\u3002\r\n\r\nNASM 2.14rc0\u7248\u672c\u4e2d\u7684asm/preproc.c\u6587\u4ef6\u7684\u0027detoken()\u0027\u51fd\u6570\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\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": "Netwide Assembler \u0027detoken()\u0027\u51fd\u6570\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Nasm Netwide Assembler 2.14rc0"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-17812",
  "serverity": "\u4e2d",
  "submitTime": "2017-12-21",
  "title": "Netwide Assembler \u0027detoken()\u0027\u51fd\u6570\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2017-17812 (GCVE-0-2017-17812)

Vulnerability from cvelistv5 – Published: 2017-12-21 03:00 – Updated: 2024-08-05 20:59

Summary

In Netwide Assembler (NASM) 2.14rc0, there is a heap-based buffer over-read in the function detoken() in asm/preproc.c that will cause a remote denial of service attack.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392424	x_refsource_MISC
https://usn.ubuntu.com/3694-1/	vendor-advisoryx_refsource_UBUNTU
http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b…	x_refsource_MISC

Date Public

2017-12-20 00:00

Show details on NVD website

JSON

To clipboard

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            "url": "https://usn.ubuntu.com/3694-1/"
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            "url": "http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9"
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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.