Vulnerability-Lookup

CNVD-2019-05125

Vulnerability from cnvd - Published: 2019-02-25

Title

Netwide Assembler空指针解引用漏洞

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中的asm/labels.c文件存在空指针解引用漏洞，攻击者可借助特制的文件利用该漏洞造成拒绝服务（空指针逆向引用）。

Severity

中

Formal description

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://www.nasm.us/

Reference

https://nvd.nist.gov/vuln/detail/CVE-2018-16517

Impacted products

Name
Netwide Assembler(NASM) Netwide Assembler

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-16517"
    }
  },
  "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\u4e2d\u7684asm/labels.c\u6587\u4ef6\u5b58\u5728\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "mohdfakhrizulkifli",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://www.nasm.us/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-05125",
  "openTime": "2019-02-25",
  "products": {
    "product": "Netwide Assembler(NASM) Netwide Assembler"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-16517",
  "serverity": "\u4e2d",
  "submitTime": "2018-09-07",
  "title": "Netwide Assembler\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2018-16517 (GCVE-0-2018-16517)

Vulnerability from cvelistv5 – Published: 2018-09-06 23:00 – Updated: 2024-08-05 10:24

Summary

asm/labels.c in Netwide Assembler (NASM) is prone to NULL Pointer Dereference, which allows the attacker to cause a denial of service via a crafted file.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

6 references

URL	Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392513	x_refsource_MISC
https://fakhrizulkifli.github.io/CVE-2018-16517.html	x_refsource_MISC
https://www.exploit-db.com/exploits/46726/	exploitx_refsource_EXPLOIT-DB
http://packetstormsecurity.com/files/152566/Netwi…	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

2018-09-05 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.