Vulnerability-Lookup

CNVD-2017-09874

Vulnerability from cnvd - Published: 2017-06-16

Title

Oniguruma拒绝服务漏洞

Description

mbstring（Multi-Byte String）是PHP（PHP：Hypertext Preprocessor，PHP：超文本预处理器）中的一个语言编码扩展库；Oniguruma-mod是Ruby（编程语言）中的一个正则表达式库。Oniguruma是其中的一个正则表达式引擎。 Ruby的Oniguruma-mod和PHP的mbstring中使用的Oniguruma存在安全漏洞。攻击者可利用该漏洞造成拒绝服务（无效指针逆向引用）。

Severity

中

Patch Name

Oniguruma拒绝服务漏洞的补丁

Patch Description

Formal description

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： https://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402d

Reference

https://github.com/kkos/oniguruma/issues/59 https://nvd.nist.gov/vuln/detail/CVE-2017-9229

Impacted products

Name
['PHP PHP 7.1.5', 'Oniguruma Oniguruma 6.2.0', 'ruby-lang ruby 2.4.1']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-9229"
    }
  },
  "description": "mbstring\uff08Multi-Byte String\uff09\u662fPHP\uff08PHP\uff1aHypertext Preprocessor\uff0cPHP\uff1a\u8d85\u6587\u672c\u9884\u5904\u7406\u5668\uff09\u4e2d\u7684\u4e00\u4e2a\u8bed\u8a00\u7f16\u7801\u6269\u5c55\u5e93\uff1bOniguruma-mod\u662fRuby\uff08\u7f16\u7a0b\u8bed\u8a00\uff09\u4e2d\u7684\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5e93\u3002Oniguruma\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5f15\u64ce\u3002\r\n\r\nRuby\u7684Oniguruma-mod\u548cPHP\u7684mbstring\u4e2d\u4f7f\u7528\u7684Oniguruma\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u6548\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "unknwon",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://github.com/kkos/oniguruma/commit/b690371bbf97794b4a1d3f295d4fb9a8b05d402d",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-09874",
  "openTime": "2017-06-16",
  "patchDescription": "mbstring\uff08Multi-Byte String\uff09\u662fPHP\uff08PHP\uff1aHypertext Preprocessor\uff0cPHP\uff1a\u8d85\u6587\u672c\u9884\u5904\u7406\u5668\uff09\u4e2d\u7684\u4e00\u4e2a\u8bed\u8a00\u7f16\u7801\u6269\u5c55\u5e93\uff1bOniguruma-mod\u662fRuby\uff08\u7f16\u7a0b\u8bed\u8a00\uff09\u4e2d\u7684\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5e93\u3002Oniguruma\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u5f15\u64ce\u3002\r\n\r\nRuby\u7684Oniguruma-mod\u548cPHP\u7684mbstring\u4e2d\u4f7f\u7528\u7684Oniguruma\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u65e0\u6548\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\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": "Oniguruma\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "PHP PHP 7.1.5",
      "Oniguruma Oniguruma 6.2.0",
      "ruby-lang ruby 2.4.1"
    ]
  },
  "referenceLink": "https://github.com/kkos/oniguruma/issues/59\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-9229",
  "serverity": "\u4e2d",
  "submitTime": "2017-05-26",
  "title": "Oniguruma\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2017-9229 (GCVE-0-2017-9229)

Vulnerability from cvelistv5 – Published: 2017-05-24 15:00 – Updated: 2024-08-05 17:02

Summary

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in left_adjust_char_head() during regular expression compilation. Invalid handling of reg->dmax in forward_search_range() could result in an invalid pointer dereference, normally as an immediate denial-of-service condition.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

3 references

URL	Tags
https://github.com/kkos/oniguruma/commit/b690371b…	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:1296	vendor-advisoryx_refsource_REDHAT
https://github.com/kkos/oniguruma/issues/59	x_refsource_CONFIRM

Date Public

2017-05-24 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.