Vulnerability-Lookup

CNVD-2017-01294

Vulnerability from cnvd - Published: 2017-02-14

Title

b2evolution目录遍历漏洞（CNVD-2017-01294）

Description

b2evolution是软件开发者Francois Planque所研发的一套基于PHP和MySQL的博客软件。 b2evolution存在目录遍历漏洞，此漏洞源于目录遍历漏洞CVE-2017-5480补丁的不完整修复。攻击者通过../可绕过过滤器规则。

Severity

高

Patch Name

b2evolution目录遍历漏洞（CNVD-2017-01294）的补丁

Patch Description

b2evolution是软件开发者Francois Planque所研发的一套基于PHP和MySQL的博客软件。 b2evolution存在目录遍历漏洞，此漏洞源于目录遍历漏洞CVE-2017-5480补丁的不完整修复。攻击者通过../可绕过过滤器规则。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此安全问题，补丁获取链接： http://b2evolution.net/downloads/6-8-5

Reference

https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48a

Impacted products

Name
B2evolution b2evolution 6.8.4-stable

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "95700"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-5539",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5539"
    }
  },
  "description": "b2evolution\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Francois Planque\u6240\u7814\u53d1\u7684\u4e00\u5957\u57fa\u4e8ePHP\u548cMySQL\u7684\u535a\u5ba2\u8f6f\u4ef6\u3002\r\n\r\nb2evolution\u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff0c\u6b64\u6f0f\u6d1e\u6e90\u4e8e\u76ee\u5f55\u904d\u5386\u6f0f\u6d1eCVE-2017-5480\u8865\u4e01\u7684\u4e0d\u5b8c\u6574\u4fee\u590d\u3002\u653b\u51fb\u8005\u901a\u8fc7../\u53ef\u7ed5\u8fc7\u8fc7\u6ee4\u5668\u89c4\u5219\u3002",
  "discovererName": "blackwolfsec",
  "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\nhttp://b2evolution.net/downloads/6-8-5",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-01294",
  "openTime": "2017-02-14",
  "patchDescription": "b2evolution\u662f\u8f6f\u4ef6\u5f00\u53d1\u8005Francois Planque\u6240\u7814\u53d1\u7684\u4e00\u5957\u57fa\u4e8ePHP\u548cMySQL\u7684\u535a\u5ba2\u8f6f\u4ef6\u3002\r\n\r\nb2evolution\u5b58\u5728\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff0c\u6b64\u6f0f\u6d1e\u6e90\u4e8e\u76ee\u5f55\u904d\u5386\u6f0f\u6d1eCVE-2017-5480\u8865\u4e01\u7684\u4e0d\u5b8c\u6574\u4fee\u590d\u3002\u653b\u51fb\u8005\u901a\u8fc7../\u53ef\u7ed5\u8fc7\u8fc7\u6ee4\u5668\u89c4\u5219\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": "b2evolution\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2017-01294\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "B2evolution b2evolution 6.8.4-stable"
  },
  "referenceLink": "https://github.com/b2evolution/b2evolution/commit/e35f7c195d8c1103d2d981a48cda5ab45ecac48a",
  "serverity": "\u9ad8",
  "submitTime": "2017-02-08",
  "title": "b2evolution\u76ee\u5f55\u904d\u5386\u6f0f\u6d1e\uff08CNVD-2017-01294\uff09"
}

CVE-2017-5539 (GCVE-0-2017-5539)

Vulnerability from cvelistv5 – Published: 2017-01-23 06:49 – Updated: 2024-08-05 15:04

Summary

The patch for directory traversal (CVE-2017-5480) in b2evolution version 6.8.4-stable has a bypass vulnerability. An attacker can use ..\/ to bypass the filter rule. Then, this attacker can exploit this vulnerability to delete or read any files on the server. It can also be used to determine whether a file exists.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

4 references

URL	Tags
https://github.com/b2evolution/b2evolution/commit…	x_refsource_CONFIRM
http://b2evolution.net/downloads/6-8-5	x_refsource_CONFIRM
http://www.securityfocus.com/bid/95700	vdb-entryx_refsource_BID
https://github.com/b2evolution/b2evolution/issues/36	x_refsource_CONFIRM

Date Public

2017-01-23 00:00

Show details on NVD website

JSON

To clipboard

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          },
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            "tags": [
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          },
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            "url": "https://github.com/b2evolution/b2evolution/issues/36"
          }
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        }
      ],
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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.