Vulnerability-Lookup

CNVD-2018-04718

Vulnerability from cnvd - Published: 2018-03-09

Title

7-Zip和p7zip内存破坏漏洞

Description

7-Zip一套免费的、开源的压缩/解压缩软件。p7zip是它的基于Linux平台的版本。 7-Zip 18.00之前版本和p7zip中的NCompress::NRar3::CDecoder::Code方法存在安全漏洞，该漏洞源于程序未能正确的处理异常。远程攻击者可借助特制的RAR归档文件利用该漏洞造成拒绝服务（内存破坏和段错误）或执行任意代码。

Severity

中

Patch Name

7-Zip和p7zip内存破坏漏洞的补丁

Patch Description

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： http://www.7-zip.org/

Reference

https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/

Impacted products

Name
['7-Zip 7-Zip <18.00', '7-Zip p7zip <18.0']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-5996"
    }
  },
  "description": "7-Zip\u4e00\u5957\u514d\u8d39\u7684\u3001\u5f00\u6e90\u7684\u538b\u7f29/\u89e3\u538b\u7f29\u8f6f\u4ef6\u3002p7zip\u662f\u5b83\u7684\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7248\u672c\u3002\r\n\r\n7-Zip 18.00\u4e4b\u524d\u7248\u672c\u548cp7zip\u4e2d\u7684NCompress::NRar3::CDecoder::Code\u65b9\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u5f02\u5e38\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684RAR\u5f52\u6863\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u7834\u574f\u548c\u6bb5\u9519\u8bef\uff09\u6216\u6267\u884c\u4efb\u610f\u4ee3\u7801\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\nhttp://www.7-zip.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-04718",
  "openTime": "2018-03-09",
  "patchDescription": "7-Zip\u4e00\u5957\u514d\u8d39\u7684\u3001\u5f00\u6e90\u7684\u538b\u7f29/\u89e3\u538b\u7f29\u8f6f\u4ef6\u3002p7zip\u662f\u5b83\u7684\u57fa\u4e8eLinux\u5e73\u53f0\u7684\u7248\u672c\u3002\r\n\r\n7-Zip 18.00\u4e4b\u524d\u7248\u672c\u548cp7zip\u4e2d\u7684NCompress::NRar3::CDecoder::Code\u65b9\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u7684\u5904\u7406\u5f02\u5e38\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684RAR\u5f52\u6863\u6587\u4ef6\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u7834\u574f\u548c\u6bb5\u9519\u8bef\uff09\u6216\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": "7-Zip\u548cp7zip\u5185\u5b58\u7834\u574f\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "7-Zip 7-Zip \u003c18.00",
      "7-Zip p7zip \u003c18.0"
    ]
  },
  "referenceLink": "https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/",
  "serverity": "\u4e2d",
  "submitTime": "2018-02-02",
  "title": "7-Zip\u548cp7zip\u5185\u5b58\u7834\u574f\u6f0f\u6d1e"
}

CVE-2018-5996 (GCVE-0-2018-5996)

Vulnerability from cvelistv5 – Published: 2018-01-31 18:00 – Updated: 2025-01-10 18:55

Summary

Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

5 references

URL	Tags
https://landave.io/2018/01/7-zip-multiple-memory-…
http://www.securitytracker.com/id/1040831	vdb-entry
https://0patch.blogspot.si/2018/02/two-interestin…
https://github.com/p7zip-project/p7zip/issues/8
https://github.com/p7zip-project/p7zip/issues/32

Date Public

2018-01-23 00:00

Show details on NVD website

JSON

To clipboard

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          "dateUpdated": "2024-08-05T05:47:56.229Z",
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        "references": [
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              "x_transferred"
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            "url": "https://landave.io/2018/01/7-zip-multiple-memory-corruptions-via-rar-and-zip/"
          },
          {
            "name": "1040831",
            "tags": [
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            ],
            "url": "http://www.securitytracker.com/id/1040831"
          },
          {
            "tags": [
              "x_refsource_MISC",
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            ],
            "url": "https://0patch.blogspot.si/2018/02/two-interesting-micropatches-for-7-zip.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "product": "n/a",
          "vendor": "n/a",
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      "descriptions": [
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          "lang": "en",
          "value": "Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to multiple memory corruptions within the PPMd code, allows remote attackers to cause a denial of service (segmentation fault) or execute arbitrary code via a crafted RAR archive."
        }
      ],
      "problemTypes": [
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              "description": "n/a",
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              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-01-10T18:55:21.411Z",
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        {
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        },
        {
          "url": "https://github.com/p7zip-project/p7zip/issues/8"
        },
        {
          "url": "https://github.com/p7zip-project/p7zip/issues/32"
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      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2018-5996",
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        },
        "affects": {
          "vendor": {
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                    {
                      "product_name": "n/a",
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                          {
                            "version_value": "n/a"
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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.

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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Action not permitted

CNVD-2018-04718

CVE-2018-5996 (GCVE-0-2018-5996)

Tags

Sightings

Nomenclature

Related by attack behaviour