Vulnerability-Lookup

CNVD-2017-07003

Vulnerability from cnvd - Published: 2017-05-19

Title

PCRE2缓冲区溢出漏洞（CNVD-2017-07003）

Description

PCRE2是软件开发者Philip Hazel所研发的一个用于修改PCRE（开源正则表达式函数库）的API。 PCRE2 2017-03-10之前的版本中的pcre2_match.c文件存在缓冲区溢出漏洞。攻击者可利用该漏洞造成拒绝服务（越边界写入）。

Severity

高

Patch Name

PCRE2缓冲区溢出漏洞（CNVD-2017-07003）的补丁

Patch Description

PCRE2是软件开发者Philip Hazel所研发的一个用于修改PCRE（开源正则表达式函数库）的API。 PCRE2 2017-03-10之前的版本中的pcre2_match.c文件存在缓冲区溢出漏洞。攻击者可利用该漏洞造成拒绝服务（越边界写入）。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

用户可参考如下厂商提供的安全补丁以修复该漏洞： https://vcs.pcre.org/pcre2?view=revision&revision=674

Reference

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783 https://nvd.nist.gov/vuln/detail/CVE-2017-8399

Impacted products

Name
PCRE PCRE2 <2017-03-10

Show details on source website

JSON

To clipboard

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    "bid": {
      "bidNumber": "98315"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-8399",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8399"
    }
  },
  "description": "PCRE2\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Philip Hazel\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u7528\u4e8e\u4fee\u6539PCRE\uff08\u5f00\u6e90\u6b63\u5219\u8868\u8fbe\u5f0f\u51fd\u6570\u5e93\uff09\u7684API\u3002\r\n\r\nPCRE2 2017-03-10\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684pcre2_match.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\uff09\u3002",
  "discovererName": "OSS-Fuzz",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://vcs.pcre.org/pcre2?view=revision\u0026revision=674",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-07003",
  "openTime": "2017-05-19",
  "patchDescription": "PCRE2\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Philip Hazel\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u7528\u4e8e\u4fee\u6539PCRE\uff08\u5f00\u6e90\u6b63\u5219\u8868\u8fbe\u5f0f\u51fd\u6570\u5e93\uff09\u7684API\u3002\r\n\r\nPCRE2 2017-03-10\u4e4b\u524d\u7684\u7248\u672c\u4e2d\u7684pcre2_match.c\u6587\u4ef6\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u8d8a\u8fb9\u754c\u5199\u5165\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": "PCRE2\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-07003\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "PCRE PCRE2 \u003c2017-03-10"
  },
  "referenceLink": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8399",
  "serverity": "\u9ad8",
  "submitTime": "2017-05-03",
  "title": "PCRE2\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2017-07003\uff09"
}

CVE-2017-8399 (GCVE-0-2017-8399)

Vulnerability from cvelistv5 – Published: 2017-05-01 18:00 – Updated: 2024-08-05 16:34

Summary

PCRE2 before 10.30 has an out-of-bounds write caused by a stack-based buffer overflow in pcre2_match.c, related to a "pattern with very many captures."

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://security.gentoo.org/glsa/201710-09	vendor-advisoryx_refsource_GENTOO
https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/…	x_refsource_CONFIRM
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://vcs.pcre.org/pcre2?view=revision&revision=674	x_refsource_MISC
http://www.securityfocus.com/bid/98315	vdb-entryx_refsource_BID

Date Public

2017-05-01 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.