Vulnerability-Lookup

CNVD-2019-05118

Vulnerability from cnvd - Published: 2019-02-25

Title

Netwide Assembler缓冲区溢出漏洞（CNVD-2019-05118）

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 2.14rc16版本中的asm/preproc.c文件的‘expand_mmac_params’函数存在堆缓冲区溢出漏洞，攻击者可利用该漏洞造成缓冲区越界读取。

Severity

中

Patch Name

Netwide Assembler缓冲区溢出漏洞（CNVD-2019-05118）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 2.14rc16版本中的asm/preproc.c文件的‘expand_mmac_params’函数存在堆缓冲区溢出漏洞，攻击者可利用该漏洞造成缓冲区越界读取。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://bugzilla.nasm.us/show_bug.cgi?id=3392525

Reference

https://bugzilla.nasm.us/show_bug.cgi?id=3392525

Impacted products

Name
Netwide Assembler(NASM) Netwide Assembler 2.14rc16

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-19215",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19215"
    }
  },
  "description": "Netwide Assembler\uff08NASM\uff09\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\n\nNASM 2.14rc16\u7248\u672c\u4e2d\u7684asm/preproc.c\u6587\u4ef6\u7684\u2018expand_mmac_params\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u7f13\u51b2\u533a\u8d8a\u754c\u8bfb\u53d6\u3002",
  "discovererName": "ganshuitao",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://bugzilla.nasm.us/show_bug.cgi?id=3392525",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-05118",
  "openTime": "2019-02-25",
  "patchDescription": "Netwide Assembler\uff08NASM\uff09\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 2.14rc16\u7248\u672c\u4e2d\u7684asm/preproc.c\u6587\u4ef6\u7684\u2018expand_mmac_params\u2019\u51fd\u6570\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u7f13\u51b2\u533a\u8d8a\u754c\u8bfb\u53d6\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\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-05118\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Netwide Assembler(NASM) Netwide Assembler 2.14rc16"
  },
  "referenceLink": "https://bugzilla.nasm.us/show_bug.cgi?id=3392525",
  "serverity": "\u4e2d",
  "submitTime": "2018-11-14",
  "title": "Netwide Assembler\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2019-05118\uff09"
}

CVE-2018-19215 (GCVE-0-2018-19215)

Vulnerability from cvelistv5 – Published: 2018-11-12 19:00 – Updated: 2024-08-05 11:30

Summary

Netwide Assembler (NASM) 2.14rc16 has a heap-based buffer over-read in expand_mmac_params in asm/preproc.c for the special cases of the % and $ and ! characters.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392525	x_refsource_MISC
https://repo.or.cz/nasm.git/commit/4b5b737d499157…	x_refsource_MISC
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Date Public

2018-11-12 00:00

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.