Vulnerability-Lookup

CNVD-2015-03942

Vulnerability from cnvd - Published: 2015-06-25

Title

PCRE 'compile_branch()'函数堆缓冲区溢出漏洞

Description

PCRE（Perl Compatible Regular Expressions）是软件开发者Philip Hazel所研发的一个使用C语言编写的开源正则表达式函数库。 PCRE在compile_branch()存在堆缓冲区溢出漏洞。允许攻击者利用此漏洞在应用上下文中执行任意代码。

Severity

高

Patch Name

PCRE 'compile_branch()'函数堆缓冲区溢出漏洞的补丁

Patch Description

PCRE（Perl Compatible Regular Expressions）是软件开发者Philip Hazel所研发的一个使用C语言编写的开源正则表达式函数库。 PCRE在compile_branch()存在堆缓冲区溢出漏洞。允许攻击者利用此漏洞在应用上下文中执行任意代码。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

目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://www.pcre.org/

Reference

http://www.securityfocus.com/bid/75175

Impacted products

Name
PCRE PCRE

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "75175"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-2325"
    }
  },
  "description": "PCRE\uff08Perl Compatible Regular Expressions\uff09\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Philip Hazel\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90\u6b63\u5219\u8868\u8fbe\u5f0f\u51fd\u6570\u5e93\u3002\r\n\r\nPCRE\u5728compile_branch()\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u5728\u5e94\u7528\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "discovererName": "Kai Lu of Fortinet\u0027s FortiGuard Labs",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://www.pcre.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-03942",
  "openTime": "2015-06-25",
  "patchDescription": "PCRE\uff08Perl Compatible Regular Expressions\uff09\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Philip Hazel\u6240\u7814\u53d1\u7684\u4e00\u4e2a\u4f7f\u7528C\u8bed\u8a00\u7f16\u5199\u7684\u5f00\u6e90\u6b63\u5219\u8868\u8fbe\u5f0f\u51fd\u6570\u5e93\u3002\r\n\r\nPCRE\u5728compile_branch()\u5b58\u5728\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u5141\u8bb8\u653b\u51fb\u8005\u5229\u7528\u6b64\u6f0f\u6d1e\u5728\u5e94\u7528\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\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": "PCRE \u0027compile_branch()\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PCRE PCRE"
  },
  "referenceLink": "http://www.securityfocus.com/bid/75175",
  "serverity": "\u9ad8",
  "submitTime": "2015-06-24",
  "title": "PCRE \u0027compile_branch()\u0027\u51fd\u6570\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2015-2325 (GCVE-0-2015-2325)

Vulnerability from cvelistv5 – Published: 2020-01-14 16:46 – Updated: 2024-08-06 05:10

Summary

The compile_branch function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code, cause a denial of service (out-of-bounds heap read and crash), or possibly have other unspecified impact via a regular expression with a group containing a forward reference repeated a large number of times within a repeated outer group that has a zero minimum quantifier.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
http://lists.opensuse.org/opensuse-updates/2015-0…	x_refsource_MISC
https://bugs.exim.org/show_bug.cgi?id=1591	x_refsource_MISC
https://www.pcre.org/original/changelog.txt	x_refsource_CONFIRM
https://fortiguard.com/zeroday/FG-VD-15-015	x_refsource_MISC

Date Public

2015-05-12 00:00

Show details on NVD website

JSON

To clipboard

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            "url": "https://www.pcre.org/original/changelog.txt"
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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.

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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.

Action not permitted

CNVD-2015-03942

CVE-2015-2325 (GCVE-0-2015-2325)

Tags

Sightings

Nomenclature

Related by attack behaviour