Vulnerability-Lookup

CNVD-2017-15398

Vulnerability from cnvd - Published: 2017-07-19

Title

ncurses 'append_acs'函数拒绝服务漏洞

Description

ncurses是一个字符终端处理库，它能够提供一系列函数以供用户调用并生成基于文本的用户界面。 ncurses 6.0版本中的tinfo/parse_entry.c文件的‘append_acs’函数存在安全漏洞。远程攻击者可利用该漏洞造成拒绝服务。

Severity

中

Patch Name

ncurses 'append_acs'函数拒绝服务漏洞的补丁

Patch Description

ncurses是一个字符终端处理库，它能够提供一系列函数以供用户调用并生成基于文本的用户界面。 ncurses 6.0版本中的tinfo/parse_entry.c文件的‘append_acs’函数存在安全漏洞。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

目前厂商已发布升级补丁以修复漏洞，详情请关注厂商主页： https://www.gnu.org/software/ncurses/

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=1464686

Impacted products

Name
Gnu ncurses 6

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2017-11112"
    }
  },
  "description": "ncurses\u662f\u4e00\u4e2a\u5b57\u7b26\u7ec8\u7aef\u5904\u7406\u5e93\uff0c\u5b83\u80fd\u591f\u63d0\u4f9b\u4e00\u7cfb\u5217\u51fd\u6570\u4ee5\u4f9b\u7528\u6237\u8c03\u7528\u5e76\u751f\u6210\u57fa\u4e8e\u6587\u672c\u7684\u7528\u6237\u754c\u9762\u3002\r\n\r\nncurses 6.0\u7248\u672c\u4e2d\u7684tinfo/parse_entry.c\u6587\u4ef6\u7684\u2018append_acs\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8be6\u60c5\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\uff1a\r\nhttps://www.gnu.org/software/ncurses/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-15398",
  "openTime": "2017-07-19",
  "patchDescription": "ncurses\u662f\u4e00\u4e2a\u5b57\u7b26\u7ec8\u7aef\u5904\u7406\u5e93\uff0c\u5b83\u80fd\u591f\u63d0\u4f9b\u4e00\u7cfb\u5217\u51fd\u6570\u4ee5\u4f9b\u7528\u6237\u8c03\u7528\u5e76\u751f\u6210\u57fa\u4e8e\u6587\u672c\u7684\u7528\u6237\u754c\u9762\u3002\r\n\r\nncurses 6.0\u7248\u672c\u4e2d\u7684tinfo/parse_entry.c\u6587\u4ef6\u7684\u2018append_acs\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\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": "ncurses \u0027append_acs\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Gnu ncurses 6"
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1464686",
  "serverity": "\u4e2d",
  "submitTime": "2017-07-10",
  "title": "ncurses \u0027append_acs\u0027\u51fd\u6570\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-11112 (GCVE-0-2017-11112)

Vulnerability from cvelistv5 – Published: 2017-07-08 17:00 – Updated: 2024-08-05 17:57

Summary

In ncurses 6.0, there is an attempted 0xffffffffffffffff access in the append_acs function of tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is used to process untrusted terminfo data.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://security.gentoo.org/glsa/201804-13	vendor-advisoryx_refsource_GENTOO
https://bugzilla.redhat.com/show_bug.cgi?id=1464686	x_refsource_MISC

Date Public

2017-07-08 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.